# Nora Bio vs Weight Tracker

The clearest difference is in-app purchases: Nora Bio at none against Weight Tracker's 3. Nora Bio also leads on iOS requirement (16.6 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Weight Tracker sells 3 in-app purchases, starting at $2.99 per month. Nora Bio asks for nothing beyond the download.

Nora Bio ships an update fortnightly, Weight Tracker weekly. Both last shipped on October 18, 2026.

## The numbers

| Metric | Nora Bio | Weight Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Size | 97 MB | 21 MB |
| Requires iOS | **16.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 17+ | 4+ |
| Developer | [Nora Health](https://appshunter.io/developer/1684531569) | [Ignas Valotka](https://appshunter.io/developer/1450958653) |

## What reviewers say

### Nora Bio

[App page](https://appshunter.io/ios/app/nora-bio/id1457031467)

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

**In-app purchases:** none


### Weight Tracker

[App page](https://appshunter.io/ios/app/weight-tracker-weightful/id6756786239)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weightful Premium Monthly | $2.99 | per month |
| Weightful Premium 6 months | $12.99 | per 6 months |
| Weightful Premium Yearly | $24.99 | per year |


## Frequently asked questions

### Is Nora Bio free?

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

### Is Weight Tracker free?

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

### Do Nora Bio or Weight Tracker have ads?

Neither Nora Bio nor Weight Tracker shows ads.

### Which is updated more often, Nora Bio or Weight Tracker?

Nora Bio ships an update fortnightly, and Weight Tracker weekly. Most recently, Nora Bio was updated on October 18, 2026 and Weight Tracker on October 18, 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.*