# Undiet vs iPregli

The clearest difference is ads: Undiet at none against iPregli's shown. Undiet also leads on update cadence (every 6 days vs every 14 months) and iOS requirement (9.0 vs 16.6). On price, 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.

Undiet ships an update every 6 days, iPregli every 14 months. The most recent releases landed on October 17, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Undiet | iPregli |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 14 months |
| Size | 17 MB | 39 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Krnic](https://appshunter.io/developer/1803578555) | [TECHSACARE PTE. LTD](https://appshunter.io/developer/1741716537) |

## What reviewers say

### Undiet

[App page](https://appshunter.io/ios/app/undiet-your-progress-tracker/id1490849895)

**Features:** macOS Compatibility

**In-app purchases:** none


### iPregli

[App page](https://appshunter.io/ios/app/ipregli-duecalc-plus/id6749068085)

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

**In-app purchases:** none


## Frequently asked questions

### Is Undiet free?

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

### Is iPregli free?

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

### Do Undiet or iPregli have ads?

iPregli shows ads; Undiet does not.

### Which is updated more often, Undiet or iPregli?

Undiet ships an update every 6 days, and iPregli every 14 months. Most recently, Undiet was updated on October 17, 2026 and iPregli on October 7, 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.*