# Diseen vs Keepstone

The clearest difference is in-app purchases: Diseen at none against Keepstone's 1. Keepstone's advantage is ads (none vs shown) and update cadence (every 6 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Keepstone sells 1 one-off in-app purchase. Diseen asks for nothing beyond the download.

Diseen ships an update every 2 months, Keepstone every 6 days. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Diseen | Keepstone |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 6 days** |
| Size | 5 MB | 18 MB |
| Requires iOS | 18.5 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jun Kishihara](https://appshunter.io/developer/1822756745) | [Pablo Silva](https://appshunter.io/developer/1876877015) |

## What reviewers say

### Diseen

[App page](https://appshunter.io/ios/app/diseen/id6754192307)

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

**In-app purchases:** none


### Keepstone

[App page](https://appshunter.io/ios/app/keepstone-time-capsule-diary/id6759112157)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keepstone Supporter | $0.99 | one-time |


## Frequently asked questions

### Is Diseen free?

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

### Is Keepstone free?

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

### Do Diseen or Keepstone have ads?

Diseen shows ads; Keepstone does not.

### Which is updated more often, Diseen or Keepstone?

Diseen ships an update every 2 months, and Keepstone every 6 days. Most recently, Diseen was updated on October 14, 2026 and Keepstone on October 24, 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.*