# Aiah vs Thrum

The clearest difference is iOS requirement: Aiah at 16.6 against Thrum's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Aiah sells 2 in-app purchases, starting at $9.99 per month and Thrum sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Aiah | Thrum |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Size | 6 MB | 14 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [Moustafa Bahri](https://appshunter.io/developer/1896569341) | [Arif OZELCI](https://appshunter.io/developer/1768734602) |

## What reviewers say

### Aiah

[App page](https://appshunter.io/ios/app/aiah/id6768407912)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aiah Plus | $9.99 | per month |
| Aiah Care+ | $19.99 | per month |


### Thrum

[App page](https://appshunter.io/ios/app/thrum-adhd-focus-timer/id6776406494)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thrum Pro — Monthly | $3.99 | per month |
| Thrum Pro — Yearly | $29.99 | per year |
| Thrum Pro — Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Aiah free?

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

### Is Thrum free?

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

### Do Aiah or Thrum have ads?

Neither Aiah nor Thrum shows ads.

### Which is updated more often, Aiah or Thrum?

Aiah ships an update every 3 days, and Thrum every 3 days. Most recently, Aiah was updated on October 3, 2026 and Thrum on October 9, 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.*