# TesseraClock vs Keep

The clearest difference is iOS requirement: Keep at 17.0 against TesseraClock's 26.4. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. TesseraClock sells 1 one-off in-app purchase and Keep sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 6 days. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | TesseraClock | Keep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/keep-3d-ambient-clocks/id6777606575/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | Every 6 days |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 13 MB |
| Requires iOS | 26.4 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Takashi Nomura](https://appshunter.io/developer/1866564771) | [WILL ALEXANDER GIESS](https://appshunter.io/developer/1869510576) |

## What reviewers say

### TesseraClock

[App page](https://appshunter.io/ios/app/tesseraclock/id6770039033)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TesseraClock | $4.99 | one-time |


### Keep

[App page](https://appshunter.io/ios/app/keep-3d-ambient-clocks/id6777606575)

Transform your iPhone into a beautiful, full-screen 3D clock display. Choose from six unique ambient scenes designed for passive viewing on desks or nightstands. Unlock all premium displays with a one-time purchase for an ad-free experience.

**Highlights:** Six unique 3D clock displays, Full-screen ambient viewing, Designed for desks and nightstands, Automatic launch with Shortcuts, Minimalist, distraction-free design, One-time purchase for Pro features

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keep pro | $3.99 | one-time |


## Frequently asked questions

### Is TesseraClock free?

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

### Is Keep free?

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

### Do TesseraClock or Keep have ads?

Neither TesseraClock nor Keep shows ads.

### Which is updated more often, TesseraClock or Keep?

TesseraClock ships an update every 6 days, and Keep every 6 days. Most recently, TesseraClock was updated on October 14, 2026 and Keep on October 7, 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.*