diff --git a/src/Android/MainApplication.cs b/src/Android/MainApplication.cs
index 12c94aa94..fe884130e 100644
--- a/src/Android/MainApplication.cs
+++ b/src/Android/MainApplication.cs
@@ -226,6 +226,8 @@ namespace Bit.Android
             container.RegisterSingleton<ISettingsApiRepository, SettingsApiRepository>();
             container.RegisterSingleton<ITwoFactorApiRepository, TwoFactorApiRepository>();
             container.RegisterSingleton<ISyncApiRepository, SyncApiRepository>();
+            container.RegisterSingleton<ICollectionRepository, CollectionRepository>();
+            container.RegisterSingleton<ICipherCollectionRepository, CipherCollectionRepository>();
 
             // Other
             container.RegisterSingleton(CrossSettings.Current);
diff --git a/src/App/Abstractions/Repositories/ICipherCollectionRepository.cs b/src/App/Abstractions/Repositories/ICipherCollectionRepository.cs
new file mode 100644
index 000000000..559e48d1c
--- /dev/null
+++ b/src/App/Abstractions/Repositories/ICipherCollectionRepository.cs
@@ -0,0 +1,14 @@
+using System.Threading.Tasks;
+using Bit.App.Models.Data;
+using System.Collections.Generic;
+
+namespace Bit.App.Abstractions
+{
+    public interface ICipherCollectionRepository
+    {
+        Task<IEnumerable<CipherCollectionData>> GetAllByUserIdAsync(string userId);
+        Task InsertAsync(CipherCollectionData obj);
+        Task DeleteAsync(CipherCollectionData obj);
+        Task DeleteByUserIdAsync(string userId);
+    }
+}
diff --git a/src/App/Abstractions/Repositories/ICollectionRepository.cs b/src/App/Abstractions/Repositories/ICollectionRepository.cs
new file mode 100644
index 000000000..d05ed3fda
--- /dev/null
+++ b/src/App/Abstractions/Repositories/ICollectionRepository.cs
@@ -0,0 +1,11 @@
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using Bit.App.Models.Data;
+
+namespace Bit.App.Abstractions
+{
+    public interface ICollectionRepository : IRepository<CollectionData, string>
+    {
+        Task<IEnumerable<CollectionData>> GetAllByUserIdAsync(string userId);
+    }
+}
diff --git a/src/App/App.csproj b/src/App/App.csproj
index 5572a215f..3e68389cc 100644
--- a/src/App/App.csproj
+++ b/src/App/App.csproj
@@ -36,6 +36,8 @@
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="Abstractions\Repositories\IAttachmentRepository.cs" />
+    <Compile Include="Abstractions\Repositories\ICipherCollectionRepository.cs" />
+    <Compile Include="Abstractions\Repositories\ICollectionRepository.cs" />
     <Compile Include="Abstractions\Repositories\ISyncApiRepository.cs" />
     <Compile Include="Abstractions\Repositories\ITwoFactorApiRepository.cs" />
     <Compile Include="Abstractions\Repositories\ISettingsApiRepository.cs" />
@@ -107,6 +109,7 @@
     <Compile Include="Models\Api\FieldDataModel.cs" />
     <Compile Include="Models\Api\CardDataModel.cs" />
     <Compile Include="Models\Api\IdentityDataModel.cs" />
+    <Compile Include="Models\Api\Response\CollectionResponse.cs" />
     <Compile Include="Models\Api\SecureNoteDataModel.cs" />
     <Compile Include="Models\Api\Request\DeviceTokenRequest.cs" />
     <Compile Include="Models\Api\Request\FolderRequest.cs" />
@@ -134,7 +137,10 @@
     <Compile Include="Models\CipherString.cs" />
     <Compile Include="Models\Data\AttachmentData.cs" />
     <Compile Include="Models\Attachment.cs" />
+    <Compile Include="Models\Data\CipherCollectionData.cs" />
+    <Compile Include="Models\Data\CollectionData.cs" />
     <Compile Include="Models\Field.cs" />
+    <Compile Include="Models\Collection.cs" />
     <Compile Include="Models\Identity.cs" />
     <Compile Include="Models\Login.cs" />
     <Compile Include="Models\Page\VaultAttachmentsPageModel.cs" />
@@ -186,6 +192,9 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Abstractions\Repositories\ICipherRepository.cs" />
     <Compile Include="Repositories\AttachmentRepository.cs" />
+    <Compile Include="Repositories\BaseRepository.cs" />
+    <Compile Include="Repositories\CipherCollectionRepository.cs" />
+    <Compile Include="Repositories\CollectionRepository.cs" />
     <Compile Include="Repositories\SyncApiRepository.cs" />
     <Compile Include="Repositories\TwoFactorApiRepository.cs" />
     <Compile Include="Repositories\SettingsApiRepository.cs" />
diff --git a/src/App/Models/Api/Response/CipherResponse.cs b/src/App/Models/Api/Response/CipherResponse.cs
index 6b420403d..0dca96085 100644
--- a/src/App/Models/Api/Response/CipherResponse.cs
+++ b/src/App/Models/Api/Response/CipherResponse.cs
@@ -17,6 +17,7 @@ namespace Bit.App.Models.Api
         public bool OrganizationUseTotp { get; set; }
         public JObject Data { get; set; }
         public IEnumerable<AttachmentResponse> Attachments { get; set; }
+        public IEnumerable<string> CollectionIds { get; set; }
         public DateTime RevisionDate { get; set; }
     }
 }
diff --git a/src/App/Models/Api/Response/CollectionResponse.cs b/src/App/Models/Api/Response/CollectionResponse.cs
new file mode 100644
index 000000000..b756f1b7b
--- /dev/null
+++ b/src/App/Models/Api/Response/CollectionResponse.cs
@@ -0,0 +1,9 @@
+namespace Bit.App.Models.Api
+{
+    public class CollectionResponse
+    {
+        public string Id { get; set; }
+        public string Name { get; set; }
+        public string OrganizationId { get; set; }
+    }
+}
diff --git a/src/App/Models/Api/Response/SyncResponse.cs b/src/App/Models/Api/Response/SyncResponse.cs
index dae0ad764..4f43d789f 100644
--- a/src/App/Models/Api/Response/SyncResponse.cs
+++ b/src/App/Models/Api/Response/SyncResponse.cs
@@ -6,6 +6,7 @@ namespace Bit.App.Models.Api
     {
         public ProfileResponse Profile { get; set; }
         public IEnumerable<FolderResponse> Folders { get; set; }
+        public IEnumerable<CollectionResponse> Collections { get; set; }
         public IEnumerable<CipherResponse> Ciphers { get; set; }
         public DomainsResponse Domains { get; set; }
     }
diff --git a/src/App/Models/Collection.cs b/src/App/Models/Collection.cs
new file mode 100644
index 000000000..2e85b7b77
--- /dev/null
+++ b/src/App/Models/Collection.cs
@@ -0,0 +1,29 @@
+using Bit.App.Models.Data;
+using Bit.App.Models.Api;
+
+namespace Bit.App.Models
+{
+    public class Collection
+    {
+        public Collection()
+        { }
+
+        public Collection(CollectionData data)
+        {
+            Id = data.Id;
+            OrganizationId = data.OrganizationId;
+            Name = data.Name != null ? new CipherString(data.Name) : null;
+        }
+
+        public Collection(CollectionResponse response)
+        {
+            Id = response.Id;
+            OrganizationId = response.OrganizationId;
+            Name = response.Name != null ? new CipherString(response.Name) : null;
+        }
+
+        public string Id { get; set; }
+        public string OrganizationId { get; set; }
+        public CipherString Name { get; set; }
+    }
+}
diff --git a/src/App/Models/Data/CipherCollectionData.cs b/src/App/Models/Data/CipherCollectionData.cs
new file mode 100644
index 000000000..58f213901
--- /dev/null
+++ b/src/App/Models/Data/CipherCollectionData.cs
@@ -0,0 +1,18 @@
+using SQLite;
+
+namespace Bit.App.Models.Data
+{
+    [Table("CipherCollection")]
+    public class CipherCollectionData
+    {
+        [PrimaryKey]
+        [AutoIncrement]
+        public int Id { get; set; }
+        [Indexed]
+        public string UserId { get; set; }
+        [Indexed]
+        public string CipherId { get; set; }
+        [Indexed]
+        public string CollectionId { get; set; }
+    }
+}
diff --git a/src/App/Models/Data/CollectionData.cs b/src/App/Models/Data/CollectionData.cs
new file mode 100644
index 000000000..195c2fb77
--- /dev/null
+++ b/src/App/Models/Data/CollectionData.cs
@@ -0,0 +1,36 @@
+using SQLite;
+using Bit.App.Abstractions;
+using Bit.App.Models.Api;
+
+namespace Bit.App.Models.Data
+{
+    [Table("Collection")]
+    public class CollectionData : IDataObject<string>
+    {
+        public CollectionData()
+        { }
+
+        public CollectionData(Collection collection, string userId)
+        {
+            Id = collection.Id;
+            UserId = userId;
+            Name = collection.Name?.EncryptedString;
+            OrganizationId = collection.OrganizationId;
+        }
+
+        public CollectionData(CollectionResponse collection, string userId)
+        {
+            Id = collection.Id;
+            UserId = userId;
+            Name = collection.Name;
+            OrganizationId = collection.OrganizationId;
+        }
+
+        [PrimaryKey]
+        public string Id { get; set; }
+        [Indexed]
+        public string UserId { get; set; }
+        public string Name { get; set; }
+        public string OrganizationId { get; set; }
+    }
+}
diff --git a/src/App/Models/Data/FolderData.cs b/src/App/Models/Data/FolderData.cs
index 5d806769d..c6c9a66c4 100644
--- a/src/App/Models/Data/FolderData.cs
+++ b/src/App/Models/Data/FolderData.cs
@@ -32,10 +32,5 @@ namespace Bit.App.Models.Data
         public string UserId { get; set; }
         public string Name { get; set; }
         public DateTime RevisionDateTime { get; set; } = DateTime.UtcNow;
-
-        public Folder ToFolder()
-        {
-            return new Folder(this);
-        }
     }
 }
diff --git a/src/App/Repositories/BaseRepository.cs b/src/App/Repositories/BaseRepository.cs
new file mode 100644
index 000000000..623bae693
--- /dev/null
+++ b/src/App/Repositories/BaseRepository.cs
@@ -0,0 +1,15 @@
+using Bit.App.Abstractions;
+using SQLite;
+
+namespace Bit.App.Repositories
+{
+    public abstract class BaseRepository
+    {
+        public BaseRepository(ISqlService sqlService)
+        {
+            Connection = sqlService.GetConnection();
+        }
+
+        protected SQLiteConnection Connection { get; private set; }
+    }
+}
diff --git a/src/App/Repositories/CipherCollectionRepository.cs b/src/App/Repositories/CipherCollectionRepository.cs
new file mode 100644
index 000000000..c844a6b99
--- /dev/null
+++ b/src/App/Repositories/CipherCollectionRepository.cs
@@ -0,0 +1,40 @@
+using System.Threading.Tasks;
+using Bit.App.Abstractions;
+using Bit.App.Models.Data;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Bit.App.Repositories
+{
+    public class CipherCollectionRepository : BaseRepository, ICipherCollectionRepository
+    {
+        public CipherCollectionRepository(ISqlService sqlService)
+            : base(sqlService)
+        { }
+
+        public Task<IEnumerable<CipherCollectionData>> GetAllByUserIdAsync(string userId)
+        {
+            var cipherCollections = Connection.Table<CipherCollectionData>().Where(f => f.UserId == userId)
+                .Cast<CipherCollectionData>();
+            return Task.FromResult(cipherCollections);
+        }
+
+        public virtual Task InsertAsync(CipherCollectionData obj)
+        {
+            Connection.Insert(obj);
+            return Task.FromResult(0);
+        }
+
+        public virtual Task DeleteAsync(CipherCollectionData obj)
+        {
+            Connection.Delete<CipherCollectionData>(obj.Id);
+            return Task.FromResult(0);
+        }
+
+        public virtual Task DeleteByUserIdAsync(string userId)
+        {
+            Connection.Execute("DELETE FROM CipherCollection WHERE UserId = ?", userId);
+            return Task.FromResult(0);
+        }
+    }
+}
diff --git a/src/App/Repositories/CollectionRepository.cs b/src/App/Repositories/CollectionRepository.cs
new file mode 100644
index 000000000..9924e5bb4
--- /dev/null
+++ b/src/App/Repositories/CollectionRepository.cs
@@ -0,0 +1,21 @@
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Bit.App.Abstractions;
+using Bit.App.Models.Data;
+
+namespace Bit.App.Repositories
+{
+    public class CollectionRepository : Repository<CollectionData, string>, ICollectionRepository
+    {
+        public CollectionRepository(ISqlService sqlService)
+            : base(sqlService)
+        { }
+
+        public Task<IEnumerable<CollectionData>> GetAllByUserIdAsync(string userId)
+        {
+            var folders = Connection.Table<CollectionData>().Where(f => f.UserId == userId).Cast<CollectionData>();
+            return Task.FromResult(folders);
+        }
+    }
+}
diff --git a/src/App/Repositories/Repository.cs b/src/App/Repositories/Repository.cs
index 8be6118c8..92f3696a5 100644
--- a/src/App/Repositories/Repository.cs
+++ b/src/App/Repositories/Repository.cs
@@ -3,20 +3,16 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using Bit.App.Abstractions;
-using SQLite;
 
 namespace Bit.App.Repositories
 {
-    public abstract class Repository<T, TId> : IRepository<T, TId>
+    public abstract class Repository<T, TId> : BaseRepository, IRepository<T, TId>
         where TId : IEquatable<TId>
         where T : class, IDataObject<TId>, new()
     {
         public Repository(ISqlService sqlService)
-        {
-            Connection = sqlService.GetConnection();
-        }
-
-        protected SQLiteConnection Connection { get; private set; }
+            : base(sqlService)
+        { }
 
         public virtual Task<T> GetByIdAsync(TId id)
         {
@@ -39,6 +35,7 @@ namespace Bit.App.Repositories
             Connection.Update(obj);
             return Task.FromResult(0);
         }
+
         public virtual Task UpsertAsync(T obj)
         {
             Connection.InsertOrReplace(obj);
diff --git a/src/App/Services/DatabaseService.cs b/src/App/Services/DatabaseService.cs
index 578a610f4..3f177c6eb 100644
--- a/src/App/Services/DatabaseService.cs
+++ b/src/App/Services/DatabaseService.cs
@@ -17,7 +17,9 @@ namespace Bit.App.Services
         public void CreateTables()
         {
             _connection.CreateTable<FolderData>();
+            _connection.CreateTable<CollectionData>();
             _connection.CreateTable<CipherData>();
+            _connection.CreateTable<CipherCollectionData>();
             _connection.CreateTable<AttachmentData>();
             _connection.CreateTable<SettingsData>();
         }
diff --git a/src/App/Services/SyncService.cs b/src/App/Services/SyncService.cs
index 9130ad4e2..e2363d875 100644
--- a/src/App/Services/SyncService.cs
+++ b/src/App/Services/SyncService.cs
@@ -20,6 +20,8 @@ namespace Bit.App.Services
         private readonly ISettingsApiRepository _settingsApiRepository;
         private readonly ISyncApiRepository _syncApiRepository;
         private readonly IFolderRepository _folderRepository;
+        private readonly ICollectionRepository _collectionRepository;
+        private readonly ICipherCollectionRepository _cipherCollectionRepository;
         private readonly ICipherService _cipherService;
         private readonly IAttachmentRepository _attachmentRepository;
         private readonly ISettingsRepository _settingsRepository;
@@ -35,6 +37,8 @@ namespace Bit.App.Services
             ISettingsApiRepository settingsApiRepository,
             ISyncApiRepository syncApiRepository,
             IFolderRepository folderRepository,
+            ICollectionRepository collectionRepository,
+            ICipherCollectionRepository cipherCollectionRepository,
             ICipherService cipherService,
             IAttachmentRepository attachmentRepository,
             ISettingsRepository settingsRepository,
@@ -49,6 +53,8 @@ namespace Bit.App.Services
             _settingsApiRepository = settingsApiRepository;
             _syncApiRepository = syncApiRepository;
             _folderRepository = folderRepository;
+            _collectionRepository = collectionRepository;
+            _cipherCollectionRepository = cipherCollectionRepository;
             _cipherService = cipherService;
             _attachmentRepository = attachmentRepository;
             _settingsRepository = settingsRepository;
@@ -258,9 +264,9 @@ namespace Bit.App.Services
             var now = DateTime.UtcNow;
 
             var syncResponse = await _syncApiRepository.Get();
-            if(!CheckSuccess(syncResponse, 
+            if(!CheckSuccess(syncResponse,
                 !string.IsNullOrWhiteSpace(_appSettingsService.SecurityStamp) &&
-                syncResponse.Result?.Profile != null && 
+                syncResponse.Result?.Profile != null &&
                 _appSettingsService.SecurityStamp != syncResponse.Result.Profile.SecurityStamp))
             {
                 return false;
@@ -268,15 +274,17 @@ namespace Bit.App.Services
 
             var ciphersDict = syncResponse.Result.Ciphers.ToDictionary(s => s.Id);
             var foldersDict = syncResponse.Result.Folders.ToDictionary(f => f.Id);
+            var collectionsDict = syncResponse.Result.Collections?.ToDictionary(c => c.Id);
 
             var cipherTask = SyncCiphersAsync(ciphersDict);
             var folderTask = SyncFoldersAsync(foldersDict);
+            var collectionsTask = SyncCollectionsAsync(collectionsDict);
             var domainsTask = SyncDomainsAsync(syncResponse.Result.Domains);
             var profileTask = SyncProfileKeysAsync(syncResponse.Result.Profile);
-            await Task.WhenAll(cipherTask, folderTask, domainsTask, profileTask).ConfigureAwait(false);
+            await Task.WhenAll(cipherTask, folderTask, collectionsTask, domainsTask, profileTask).ConfigureAwait(false);
 
-            if(folderTask.Exception != null || cipherTask.Exception != null || domainsTask.Exception != null ||
-                profileTask.Exception != null)
+            if(folderTask.Exception != null || cipherTask.Exception != null || collectionsTask.Exception != null ||
+                domainsTask.Exception != null || profileTask.Exception != null)
             {
                 SyncCompleted(false);
                 return false;
@@ -349,7 +357,48 @@ namespace Bit.App.Services
             }
         }
 
-        private async Task SyncCiphersAsync(IDictionary<string, CipherResponse> serviceCiphers)
+        private async Task SyncCollectionsAsync(IDictionary<string, CollectionResponse> serverCollections)
+        {
+            if(!_authService.IsAuthenticated)
+            {
+                return;
+            }
+
+            var localCollections = (await _collectionRepository.GetAllByUserIdAsync(_authService.UserId)
+                .ConfigureAwait(false))
+                .GroupBy(f => f.Id)
+                .Select(f => f.First())
+                .ToDictionary(f => f.Id);
+
+            if(serverCollections != null)
+            {
+                foreach(var serverCollection in serverCollections)
+                {
+                    if(!_authService.IsAuthenticated)
+                    {
+                        return;
+                    }
+
+                    try
+                    {
+                        var data = new CollectionData(serverCollection.Value, _authService.UserId);
+                        await _collectionRepository.UpsertAsync(data).ConfigureAwait(false);
+                    }
+                    catch(SQLite.SQLiteException) { }
+                }
+            }
+
+            foreach(var collection in localCollections.Where(lc => !serverCollections.ContainsKey(lc.Key)))
+            {
+                try
+                {
+                    await _collectionRepository.DeleteAsync(collection.Value.Id).ConfigureAwait(false);
+                }
+                catch(SQLite.SQLiteException) { }
+            }
+        }
+
+        private async Task SyncCiphersAsync(IDictionary<string, CipherResponse> serverCiphers)
         {
             if(!_authService.IsAuthenticated)
             {
@@ -367,16 +416,29 @@ namespace Bit.App.Services
                 .GroupBy(a => a.LoginId)
                 .ToDictionary(g => g.Key);
 
-            foreach(var serverCipher in serviceCiphers)
+            var cipherCollections = new List<CipherCollectionData>();
+            foreach(var serverCipher in serverCiphers)
             {
                 if(!_authService.IsAuthenticated)
                 {
                     return;
                 }
 
+                var collectionForThisCipher = serverCipher.Value.CollectionIds?.Select(cid => new CipherCollectionData
+                {
+                    CipherId = serverCipher.Value.Id,
+                    CollectionId = cid,
+                    UserId = _authService.UserId
+                }).ToList();
+
+                if(collectionForThisCipher != null && collectionForThisCipher.Any())
+                {
+                    cipherCollections.AddRange(collectionForThisCipher);
+                }
+
                 try
                 {
-                    var localCipher = localCiphers.ContainsKey(serverCipher.Value.Id) ? 
+                    var localCipher = localCiphers.ContainsKey(serverCipher.Value.Id) ?
                         localCiphers[serverCipher.Value.Id] : null;
 
                     var data = new CipherData(serverCipher.Value, _authService.UserId);
@@ -404,7 +466,7 @@ namespace Bit.App.Services
                 catch(SQLite.SQLiteException) { }
             }
 
-            foreach(var cipher in localCiphers.Where(local => !serviceCiphers.ContainsKey(local.Key)))
+            foreach(var cipher in localCiphers.Where(local => !serverCiphers.ContainsKey(local.Key)))
             {
                 try
                 {
@@ -412,6 +474,21 @@ namespace Bit.App.Services
                 }
                 catch(SQLite.SQLiteException) { }
             }
+
+            try
+            {
+                await _cipherCollectionRepository.DeleteByUserIdAsync(_authService.UserId).ConfigureAwait(false);
+            }
+            catch(SQLite.SQLiteException) { }
+
+            foreach(var cipherCollection in cipherCollections)
+            {
+                try
+                {
+                    await _cipherCollectionRepository.InsertAsync(cipherCollection).ConfigureAwait(false);
+                }
+                catch(SQLite.SQLiteException) { }
+            }
         }
 
         private async Task SyncDomainsAsync(DomainsResponse serverDomains)
diff --git a/src/iOS.Extension/LoadingViewController.cs b/src/iOS.Extension/LoadingViewController.cs
index fe5058246..9887d6511 100644
--- a/src/iOS.Extension/LoadingViewController.cs
+++ b/src/iOS.Extension/LoadingViewController.cs
@@ -301,6 +301,8 @@ namespace Bit.iOS.Extension
             container.RegisterSingleton<IAccountsApiRepository, AccountsApiRepository>();
             container.RegisterSingleton<ICipherApiRepository, CipherApiRepository>();
             container.RegisterSingleton<ISyncApiRepository, SyncApiRepository>();
+            container.RegisterSingleton<ICollectionRepository, CollectionRepository>();
+            container.RegisterSingleton<ICipherCollectionRepository, CipherCollectionRepository>();
 
             // Other
             container.RegisterSingleton(CrossConnectivity.Current);
diff --git a/src/iOS/AppDelegate.cs b/src/iOS/AppDelegate.cs
index 53b96584a..4ba1a64db 100644
--- a/src/iOS/AppDelegate.cs
+++ b/src/iOS/AppDelegate.cs
@@ -285,6 +285,8 @@ namespace Bit.iOS
             container.RegisterSingleton<ISettingsApiRepository, SettingsApiRepository>();
             container.RegisterSingleton<ITwoFactorApiRepository, TwoFactorApiRepository>();
             container.RegisterSingleton<ISyncApiRepository, SyncApiRepository>();
+            container.RegisterSingleton<ICollectionRepository, CollectionRepository>();
+            container.RegisterSingleton<ICipherCollectionRepository, CipherCollectionRepository>();
 
             // Other
             container.RegisterSingleton(CrossConnectivity.Current);