# ReactorAI vs Rappel

The clearest difference is update cadence: Rappel at every 2 days against ReactorAI's every 2 weeks. ReactorAI's advantage is iOS requirement (13.0 vs 15.1). 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.

ReactorAI ships an update every 2 weeks, Rappel every 2 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ReactorAI | Rappel |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 30 MB | 44 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AYMAN HAMED](https://appshunter.io/developer/616381120) | [Boris Luis Rodriguez Perez](https://appshunter.io/developer/1779495689) |

## What reviewers say

### ReactorAI

[App page](https://appshunter.io/ios/app/reactorai/id6739567267)

**In-app purchases:** none


### Rappel

[App page](https://appshunter.io/ios/app/rappel-reminders/id6758588736)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ReactorAI free?

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

### Is Rappel free?

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

### Do ReactorAI or Rappel have ads?

Neither ReactorAI nor Rappel shows ads.

### Which is updated more often, ReactorAI or Rappel?

ReactorAI ships an update every 2 weeks, and Rappel every 2 days. Most recently, ReactorAI was updated on October 28, 2026 and Rappel on October 31, 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.*