# Postfun vs Letteringo

The clearest difference is rating: Postfun at 4.4 against Letteringo's 1.0. Postfun also leads on ratings volume (61 vs 1) and monetization model (ad-supported vs free with in-app purchases). Letteringo's advantage is ads (none vs shown). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Postfun sells 2 in-app purchases, starting at $2.99 per month and Letteringo sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Postfun holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: Postfun has 61 ratings behind it against 1, so its average is the more settled of the two.

Postfun ships an update every 6 weeks, Letteringo every 3 weeks. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Postfun | Letteringo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (61 ratings)](https://appshunter.io/ios/app/postfun-postcard-exchange/id1397899662/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/letteringo/id6762132403/reviews) |
| Number of ratings | **61** | 1 |
| Positive reviews | 70.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 45 MB | 168 MB |
| Requires iOS | 16.6 | **15.5** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Ilya Ostashkov](https://appshunter.io/developer/864012260) | [ENVER AMIL](https://appshunter.io/developer/1873968406) |

## What reviewers say

### Postfun

[App page](https://appshunter.io/ios/app/postfun-postcard-exchange/id1397899662)

Connect with people globally by exchanging real paper postcards. Discover new friends, collect unique cards and stamps, and share a piece of your world. The more you send, the more you receive.

**Highlights:** Send and receive real postcards, Connect with international users, Collect cards and stamps, Discover new cultures, Global postcard community

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Postfun - Monthly subscription | $2.99 | per month |
| Postfun - Annual subscription | $29.99 | per year |


### Letteringo

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

Experience the joy of traditional letter writing in a digital format. Craft handwritten notes with customizable paper and ink, send them anonymously to strangers, or find pen pals to exchange messages with. Collect virtual stamps from around the world as you build your correspondence history.

**Highlights:** Handwritten letter writing with custom fonts and paper, Anonymous 'letter in a bottle' feature, Find and connect with pen pals, Collect virtual stamps from different countries, Personalize home screen and writing elements, Multi-language support with translation, Securely archive and re-read correspondence

**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 Postfun free?

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

### Is Letteringo free?

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

### Which has better reviews, Postfun or Letteringo?

Postfun is rated higher. Postfun averages 4.4 out of 5 from 61 ratings, while Letteringo averages 1.0 from 1 ratings.

### Do Postfun or Letteringo have ads?

Postfun shows ads; Letteringo does not.

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

Postfun ships an update every 6 weeks, and Letteringo every 3 weeks. Most recently, Postfun was updated on November 2, 2026 and Letteringo on November 5, 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.*