# 記憶KEEPER vs Lorebyte

The clearest difference is in-app purchases: 記憶KEEPER at none against Lorebyte's 1. 記憶KEEPER also leads on update cadence (every 3 days vs weekly) and iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Lorebyte sells 1 one-off in-app purchase. 記憶KEEPER asks for nothing beyond the download.

記憶KEEPER ships an update every 3 days, Lorebyte weekly. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 記憶KEEPER | Lorebyte |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Size | 4 MB | 8 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [nao watanabe](https://appshunter.io/developer/1896686911) | [Kiyotaka Tani](https://appshunter.io/developer/6795131572) |

## What reviewers say

### 記憶KEEPER

[App page](https://appshunter.io/ios/app/keeper/id6769772312)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lorebyte

[App page](https://appshunter.io/ios/app/lorebyte/id6797197336)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lorebyte Full Unlock | $6.99 | one-time |


## Frequently asked questions

### Is 記憶KEEPER free?

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

### Is Lorebyte free?

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

### Do 記憶KEEPER or Lorebyte have ads?

Neither 記憶KEEPER nor Lorebyte shows ads.

### Which is updated more often, 記憶KEEPER or Lorebyte?

記憶KEEPER ships an update every 3 days, and Lorebyte weekly. Most recently, 記憶KEEPER was updated on October 7, 2026 and Lorebyte on October 6, 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.*