# Ultradian vs Fixate Mobile

Ultradian and Fixate Mobile are too close to call on the numbers: across 8 compared parameters — price, review sentiment, update cadence and ads among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Ultradian ships an update every 5 months, Fixate Mobile every 8 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Ultradian | Fixate Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (4 ratings)](https://appshunter.io/ios/app/ultradian/id1482130799/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 8 months |
| Monetization | Free | Free |
| Size | 7 MB | 2 MB |
| Requires iOS | 17.5 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Katherine Gratale](https://appshunter.io/developer/1482130798) | [Clearpoint Management LLC](https://appshunter.io/developer/1636093095) |

## What reviewers say

### Ultradian

[App page](https://appshunter.io/ios/app/ultradian/id1482130799)

Leverage your natural energy cycles for optimal task management and rest. This app analyzes biometric data to predict your ultradian rhythms, helping you schedule demanding activities during peak energy and breaks when needed.

**Highlights:** Analyze biometric data, Predict ultradian rhythms, Schedule peak task times, Schedule rest breaks, Connects to Apple Health

**Features:** macOS Compatibility

**In-app purchases:** none


### Fixate Mobile

[App page](https://appshunter.io/ios/app/fixate-mobile/id6458898005)

Enhance focus and productivity by blocking distracting apps on your phone. Earn points for creating focus sessions and for every minute spent in them, motivating you to stay on task. Integrates with a desktop application for a comprehensive focus experience.

**Highlights:** App blocking for distraction management, Point system for motivation, Focus session creation, Desktop app integration, Time-based point awards

**In-app purchases:** none


## Frequently asked questions

### Is Ultradian free?

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

### Is Fixate Mobile free?

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

### Do Ultradian or Fixate Mobile have ads?

Neither Ultradian nor Fixate Mobile shows ads.

### Which is updated more often, Ultradian or Fixate Mobile?

Ultradian ships an update every 5 months, and Fixate Mobile every 8 months. Most recently, Ultradian was updated on November 3, 2026 and Fixate Mobile on November 3, 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.*