# Flex Log vs aXis

The clearest difference is in-app purchases: Flex Log at none against aXis's 2. Flex Log also leads on update cadence (every 5 days vs every 10 days) and iOS requirement (12.4 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. aXis sells 2 in-app purchases, starting at $9.99 per month. Flex Log asks for nothing beyond the download.

Flex Log ships an update every 5 days, aXis every 10 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Flex Log | aXis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 10 days |
| Size | 18 MB | 31 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Aaron Larner](https://appshunter.io/developer/950120608) | [Adelyons Software LLC](https://appshunter.io/developer/1889366918) |

## What reviewers say

### Flex Log

[App page](https://appshunter.io/ios/app/flex-log/id6476252928)

**Features:** macOS Compatibility

**In-app purchases:** none


### aXis

[App page](https://appshunter.io/ios/app/axis-ai-body-fat-scanner/id6767534952)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Axis Pro Monthly | $9.99 | per month |
| Axis Pro Annual | $39.99 | per year |


## Frequently asked questions

### Is Flex Log free?

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

### Is aXis free?

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

### Do Flex Log or aXis have ads?

Neither Flex Log nor aXis shows ads.

### Which is updated more often, Flex Log or aXis?

Flex Log ships an update every 5 days, and aXis every 10 days. Most recently, Flex Log was updated on November 4, 2026 and aXis 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.*