# WriteBack vs Letteringo

The clearest difference is in-app purchases: WriteBack at none against Letteringo's 5. WriteBack also leads on update cadence (every 5 days vs every 3 weeks) and iOS requirement (13.0 vs 15.5). On price, ads and device support there is nothing between them.

Both are free to download. Letteringo sells 5 one-off in-app purchases. WriteBack asks for nothing beyond the download.

WriteBack ships an update every 5 days, Letteringo every 3 weeks. The most recent releases landed on September 25, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | WriteBack | Letteringo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Size | 18 MB | 168 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Markovate](https://appshunter.io/developer/1605748573) | [ENVER AMIL](https://appshunter.io/developer/1873968406) |

## What reviewers say

### WriteBack

[App page](https://appshunter.io/ios/app/writeback/id1605748571)

**Features:** macOS Compatibility

**In-app purchases:** none


### Letteringo

[App page](https://appshunter.io/ios/app/letteringo/id6762132403)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Instant Delivery | $0.99 | one-time |
| 1 Extra Pickup | $0.99 | one-time |
| Extra Delivery | $0.99 | one-time |
| 5 Extra Pickups | $3.99 | one-time |
| 3 Extra Bottle Sends | $3.99 | one-time |


## Frequently asked questions

### Is WriteBack free?

WriteBack is free to download, with no in-app purchases.

### Is Letteringo free?

Letteringo is free to download, with in-app purchases available.

### Do WriteBack or Letteringo have ads?

Neither WriteBack nor Letteringo shows ads.

### Which is updated more often, WriteBack or Letteringo?

WriteBack ships an update every 5 days, and Letteringo every 3 weeks. Most recently, WriteBack was updated on September 25, 2026 and Letteringo on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*