# Simple Loop Timer vs Kairos

The clearest difference is update cadence: Kairos at every 4 days against Simple Loop Timer's every 5 months. Kairos also leads on iOS requirement (15.1 vs 18.6). 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.

Simple Loop Timer ships an update every 5 months, Kairos every 4 days. The most recent releases landed on October 8, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Simple Loop Timer | Kairos |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 days** |
| Size | 5 MB | 36 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Portly Pig Studios LLC](https://appshunter.io/developer/900216135) | [Benno Kohrs](https://appshunter.io/developer/1858491109) |

## What reviewers say

### Simple Loop Timer

[App page](https://appshunter.io/ios/app/simple-loop-timer/id6479203955)

**In-app purchases:** none


### Kairos

[App page](https://appshunter.io/ios/app/kairos-random-timer/id6759820843)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Loop Timer free?

Simple Loop Timer is free to download, with no in-app purchases.

### Is Kairos free?

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

### Do Simple Loop Timer or Kairos have ads?

Neither Simple Loop Timer nor Kairos shows ads.

### Which is updated more often, Simple Loop Timer or Kairos?

Simple Loop Timer ships an update every 5 months, and Kairos every 4 days. Most recently, Simple Loop Timer was updated on October 8, 2026 and Kairos on October 19, 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.*