# doto clock vs AlphaTime

The clearest difference is in-app purchases: doto clock at none against AlphaTime's 1. doto clock also leads on iOS requirement (13.5 vs 15.1). AlphaTime's advantage is update cadence (fortnightly vs every 13 months). On price, ads and device support there is nothing between them.

Both are free to download. AlphaTime sells 1 in-app purchase, starting at $0.99 per month. doto clock asks for nothing beyond the download.

doto clock ships an update every 13 months, AlphaTime fortnightly. The most recent releases landed on November 7, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | doto clock | AlphaTime |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Fortnightly** |
| Size | 5 MB | 27 MB |
| Requires iOS | **13.5** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [masayuki morishita](https://appshunter.io/developer/470221486) | [JEN EVANS TRUSHEVSKA](https://appshunter.io/developer/6805593446) |

## What reviewers say

### doto clock

[App page](https://appshunter.io/ios/app/doto-clock/id1552829897)

**Features:** macOS Compatibility

**In-app purchases:** none


### AlphaTime

[App page](https://appshunter.io/ios/app/alphatime-world-clock/id6805593444)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AlphaTime Premium | $0.99 | per month |


## Frequently asked questions

### Is doto clock free?

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

### Is AlphaTime free?

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

### Do doto clock or AlphaTime have ads?

Neither doto clock nor AlphaTime shows ads.

### Which is updated more often, doto clock or AlphaTime?

doto clock ships an update every 13 months, and AlphaTime fortnightly. Most recently, doto clock was updated on November 7, 2026 and AlphaTime on November 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*