> For the complete documentation index, see [llms.txt](https://assetstore.essentialkit.voxelbusters.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://assetstore.essentialkit.voxelbusters.com/features/cloud-services/playmaker/use-cases.md).

# Use Cases

Quick-start guides for cloud save/sync using PlayMaker custom actions.

## Available Use Cases

### 1. [Save Player Progress](/features/cloud-services/playmaker/use-cases/use-case-1-save-progress.md)

* **What it does:** Save level, score, and progress to cloud
* **Actions:** 2 (SetValue, Synchronize)
* **Best for:** Progress backup, cross-device play

### 2. [Multi-Device Sync](/features/cloud-services/playmaker/use-cases/use-case-2-multi-device-sync.md)

* **What it does:** Load progress and handle remote updates
* **Actions:** 3 (GetValue, OnSavedDataChange, GetChangedKeys)
* **Best for:** Cross-device continuity, conflict resolution

### 3. [Settings Cloud Backup](/features/cloud-services/playmaker/use-cases/use-case-3-settings-backup.md)

* **What it does:** Backup and restore player preferences
* **Actions:** 4 (SetValue, HasKey, GetValue, RemoveKey)
* **Best for:** Settings sync, user preferences

### 4. [User Account Change Handling](/features/cloud-services/playmaker/use-cases/use-case-4-user-account-change.md)

* **What it does:** React to cloud user account status changes
* **Actions:** 3 (OnUserChange, GetUserInfo, Synchronize)
* **Best for:** Disabling cloud UI when signed out/restricted

### 5. [Reset Cloud Data](/features/cloud-services/playmaker/use-cases/use-case-5-reset-cloud-data.md)

* **What it does:** Remove specific keys or all keys from cloud
* **Actions:** 2 (RemoveKey/RemoveAllKeys, Synchronize)
* **Best for:** “Reset cloud save” settings actions

### 6. [Easy Save Raw File Sync](https://github.com/voxelbusters/essential-kit-docs/blob/master/tutorials/v3/features/cloud-services/playmaker/use-cases/use-case-6-es3-raw-bytes-sync.md)

* **What it does:** Sync a full ES3 file as raw bytes under one cloud key
* **Actions:** 1 (`ES3EssentialKitCloudServicesSyncRawBytes`)
* **Best for:** Full-file backup/restore without per-key policies

### 7. [Easy Save Key-Value Sync](https://github.com/voxelbusters/essential-kit-docs/blob/master/tutorials/v3/features/cloud-services/playmaker/use-cases/use-case-7-es3-key-value-sync.md)

* **What it does:** Sync all ES3 keys with per-type conflict rules and missing-key policy
* **Actions:** 1 (`ES3EssentialKitCloudServicesSyncKeyValues`)
* **Best for:** Fine-grained conflict handling for ES3 key-value saves

## Quick Action Reference

| Action                                    | Purpose                                                                     |
| ----------------------------------------- | --------------------------------------------------------------------------- |
| CloudServicesSetValue                     | Save data to cloud                                                          |
| CloudServicesGetValue                     | Load data from cloud                                                        |
| CloudServicesGetSnapshot                  | Read full snapshot as JSON                                                  |
| CloudServicesHasKey                       | Check if a key exists in the snapshot                                       |
| CloudServicesSynchronize                  | Trigger manual sync                                                         |
| CloudServicesOnSavedDataChange            | Listen for remote updates                                                   |
| CloudServicesGetChangedKeys               | Read all changed keys as string array                                       |
| CloudServicesGetCloudAndLocalCacheValues  | Read cloud + local cache values for a key (conflict handling)               |
| CloudServicesOnUserChange                 | Listen for user account changes                                             |
| CloudServicesGetUserInfo                  | Read cached user id/status                                                  |
| CloudServicesRemoveKey                    | Delete specific key                                                         |
| CloudServicesRemoveAllKeys                | Clear all cloud data                                                        |
| ES3EssentialKitCloudServicesSyncRawBytes  | Sync ES3 file bytes to one cloud key (Easy Save support define required)    |
| ES3EssentialKitCloudServicesSyncKeyValues | Sync ES3 key-values with conflict rules (Easy Save support define required) |

## Related Documentation

* [**README.md**](/features/cloud-services/playmaker.md) - Actions + key patterns + use-cases