# WriteBack vs Letterbird

The clearest difference is in-app purchases: WriteBack at none against Letterbird's 7. WriteBack also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Letterbird sells 7 one-off in-app purchases. WriteBack asks for nothing beyond the download.

WriteBack ships an update every 5 days, Letterbird every 9 days. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | WriteBack | Letterbird |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/letterbird-pen-pal-letters/id1636700830/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 67 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Markovate](https://appshunter.io/developer/1605748573) | [Adnan Soysal](https://appshunter.io/developer/1636700832) |

## What reviewers say

### WriteBack

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Letterbird

[App page](https://appshunter.io/ios/app/letterbird-pen-pal-letters/id1636700830)

Connect with people globally through the art of letter writing. Personalize your messages with custom stationery and stamps, and discover new friends based on shared interests. It's a modern take on pen pal relationships, emphasizing thoughtful communication.

**Highlights:** Write long, thoughtful letters, Customize envelopes, stamps, and ink, Find pen pals by interests, Collect stamps and envelopes, Web access for larger screens, Safe, anonymous communication

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Coins | $0.99 | one-time |
| 350 Coins | $2.99 | one-time |
| Premium · 1 month | $3.99 | one-time |
| 900 Coins | $6.99 | one-time |
| Premium · 3 months | $9.99 | one-time |
| 2200 Coins | $14.99 | one-time |
| Premium · 12 months | $29.99 | one-time |


## Frequently asked questions

### Is WriteBack free?

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

### Is Letterbird free?

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

### Do WriteBack or Letterbird have ads?

Letterbird shows ads; WriteBack does not.

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

WriteBack ships an update every 5 days, and Letterbird every 9 days. Most recently, WriteBack was updated on October 27, 2026 and Letterbird on October 30, 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.*