# Smile vs Thrum

The clearest difference is in-app purchases: Smile at none against Thrum's 4. Smile also leads on iOS requirement (15.1 vs 18.0). Thrum's advantage is update cadence (every 2 days vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Thrum sells 4 in-app purchases, starting at $3.99 per month. Smile asks for nothing beyond the download.

Smile ships an update every 7 months, Thrum every 2 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Smile | Thrum |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 days** |
| Size | 30 MB | 14 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Lonnie Terry](https://appshunter.io/developer/1833311396) | [Arif OZELCI](https://appshunter.io/developer/1768734602) |

## What reviewers say

### Smile

[App page](https://appshunter.io/ios/app/smile-timer/id6757202764)

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

**In-app purchases:** none


### 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 (4)**

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


## Frequently asked questions

### Is Smile free?

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

### Is Thrum free?

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

### Do Smile or Thrum have ads?

Neither Smile nor Thrum shows ads.

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

Smile ships an update every 7 months, and Thrum every 2 days. Most recently, Smile was updated on October 25, 2026 and Thrum on October 28, 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.*