# Unpause vs Kairis

The clearest difference is in-app purchases: Unpause at none against Kairis's 3. Unpause also leads on update cadence (every 2 weeks vs every 2 months) and iOS requirement (13.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Kairis sells 3 in-app purchases, starting at $12.99 per month. Unpause asks for nothing beyond the download.

Unpause ships an update every 2 weeks, Kairis every 2 months. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Unpause | Kairis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kairis-circadian-protocols/id6759058817/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | — | Freemium |
| Size | 49 MB | 84 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [RU Medical Ltd.](https://appshunter.io/developer/1675871547) | [Vladimir Olexa](https://appshunter.io/developer/1726966629) |

## What reviewers say

### Unpause

[App page](https://appshunter.io/ios/app/unpause/id6446091396)

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

**In-app purchases:** none


### Kairis

[App page](https://appshunter.io/ios/app/kairis-circadian-protocols/id6759058817)

Create personalized daily routines based on your body's natural rhythms. Schedule activities like light exposure, focus sessions, and mindfulness practices. Share and discover protocols with a community for a healthier lifestyle.

**Highlights:** Create custom daily protocols, Schedule activities around wake/sleep times, Integrate light, focus, and mindfulness, Discover and share community protocols, Visualize circadian rhythm patterns, Connect with Apple Health data

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kairis Monthly | $12.99 | per month |
| Kairis Annual | $89.99 | per year |
| Kairis Lifetime | $199.99 | one-time |


## Frequently asked questions

### Is Unpause free?

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

### Is Kairis free?

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

### Do Unpause or Kairis have ads?

Neither Unpause nor Kairis shows ads.

### Which is updated more often, Unpause or Kairis?

Unpause ships an update every 2 weeks, and Kairis every 2 months. Most recently, Unpause was updated on October 27, 2026 and Kairis on October 31, 2026.

---

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