# Key memos vs ReadBuff

The clearest difference is price: ReadBuff at Free against Key memos's $0.99. ReadBuff also leads on update cadence (every 6 weeks vs every 6 months) and iOS requirement (15.1 vs 17.0). Key memos's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.

ReadBuff is free to download; Key memos costs $0.99 up front. ReadBuff sells 2 in-app purchases, starting at $9.99 per month. Key memos asks for nothing beyond the download.

Key memos ships an update every 6 months, ReadBuff every 6 weeks. The most recent releases landed on October 21, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Key memos | ReadBuff |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/key-memos/id1596886075/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Paid | — |
| Size | 2 MB | 55 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Evgeny Turchaninov](https://appshunter.io/developer/517592625) | [Hy Phan Bao Song](https://appshunter.io/developer/1566838999) |

## What reviewers say

### Key memos

[App page](https://appshunter.io/ios/app/key-memos/id1596886075)

This app helps you store hints for your passwords and login information for various online services. It allows for organized storage in folders and offers optional PIN code protection and iCloud synchronization.

**Highlights:** Store password hints and login details, Organize with folders, Optional PIN code protection, iCloud synchronization, Hide cards and folders, Export and restore data

**Features:** macOS Compatibility

**In-app purchases:** none


### ReadBuff

[App page](https://appshunter.io/ios/app/readbuff-read-and-save-ideas/id6642697047)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReadBuff Monthly Pro Plan | $9.99 | per month |
| ReadBuff Annual Pro Plan | $99.99 | per year |


## Frequently asked questions

### Is Key memos free?

Key memos costs $0.99, with no in-app purchases.

### Is ReadBuff free?

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

### Do Key memos or ReadBuff have ads?

Neither Key memos nor ReadBuff shows ads.

### Which is updated more often, Key memos or ReadBuff?

Key memos ships an update every 6 months, and ReadBuff every 6 weeks. Most recently, Key memos was updated on October 21, 2026 and ReadBuff on October 27, 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.*