# ABYX FIT PRO vs ephira

The clearest difference is update cadence: ABYX FIT PRO at every 3 weeks against ephira's every 6 months. ABYX FIT PRO also leads on iOS requirement (9.0 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.

ABYX FIT PRO ships an update every 3 weeks, ephira every 6 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | ABYX FIT PRO | ephira |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/ephira/id6741593838/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | — | Free |
| Size | 41 MB | 34 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Onyx Group Limited](https://appshunter.io/developer/1290042053) | [Alexander Ulbrich](https://appshunter.io/developer/1794821380) |

## What reviewers say

### ABYX FIT PRO

[App page](https://appshunter.io/ios/app/abyx-fit-pro/id1436857481)

**Features:** macOS Compatibility

**In-app purchases:** none


### ephira

[App page](https://appshunter.io/ios/app/ephira/id6741593838)

This period tracker prioritizes your privacy by encrypting all data locally on your device. Log your cycle, symptoms, moods, and medications with confidence, knowing your information is secure and can be protected with biometrics or a password.

**Highlights:** Local data encryption, Track flow, symptoms, moods, Log medications and birth control, Biometric and password lock, Open source code available, Data deletion option

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ABYX FIT PRO free?

ABYX FIT PRO is free to download, with no in-app purchases.

### Is ephira free?

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

### Do ABYX FIT PRO or ephira have ads?

Neither ABYX FIT PRO nor ephira shows ads.

### Which is updated more often, ABYX FIT PRO or ephira?

ABYX FIT PRO ships an update every 3 weeks, and ephira every 6 months. Most recently, ABYX FIT PRO was updated on November 2, 2026 and ephira on November 4, 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.*