# My Chronos vs Vesper

The clearest difference is update cadence: Vesper at every 3 days against My Chronos's every 5 weeks. My Chronos's advantage is iOS requirement (9.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

My Chronos ships an update every 5 weeks, Vesper every 3 days. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | My Chronos | Vesper |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Size | 30 MB | 52 MB |
| Requires iOS | **9.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bureau Veritas Marine & Offshore](https://appshunter.io/developer/1437614422) | [Vesper Works LLC](https://appshunter.io/developer/6799491984) |

## What reviewers say

### My Chronos

[App page](https://appshunter.io/ios/app/my-chronos/id1215363077)

**Features:** macOS Compatibility

**In-app purchases:** none


### Vesper

[App page](https://appshunter.io/ios/app/vesper-gov-intelligence/id6799491982)

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

**In-app purchases:** none


## Frequently asked questions

### Is My Chronos free?

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

### Is Vesper free?

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

### Do My Chronos or Vesper have ads?

Neither My Chronos nor Vesper shows ads.

### Which is updated more often, My Chronos or Vesper?

My Chronos ships an update every 5 weeks, and Vesper every 3 days. Most recently, My Chronos was updated on October 26, 2026 and Vesper on October 29, 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.*