# Project Renew vs DietGen

The clearest difference is update cadence: DietGen at every 5 weeks against Project Renew's every 3 months. Project Renew's advantage is iOS requirement (13.0 vs 15.6). 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.

Project Renew ships an update every 3 months, DietGen every 5 weeks. The most recent releases landed on July 5, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Project Renew | DietGen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/project-renew/id1485587583/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 25 MB | 82 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Vista IT Solutions, LLC](https://appshunter.io/developer/1381125329) | [Yibin Wang](https://appshunter.io/developer/1851268866) |

## What reviewers say

### Project Renew

[App page](https://appshunter.io/ios/app/project-renew/id1485587583)

This app supports a health study by monitoring social environments through GPS location. Participants are aware of potential battery impact from continuous background GPS usage.

**Highlights:** GPS location monitoring, Social environment tracking, RENEW Study support, Yale University research, University of Georgia research

**Features:** macOS Compatibility

**In-app purchases:** none


### DietGen

[App page](https://appshunter.io/ios/app/dietgen/id6754987805)

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

**In-app purchases:** none


## Frequently asked questions

### Is Project Renew free?

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

### Is DietGen free?

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

### Do Project Renew or DietGen have ads?

Neither Project Renew nor DietGen shows ads.

### Which is updated more often, Project Renew or DietGen?

Project Renew ships an update every 3 months, and DietGen every 5 weeks. Most recently, Project Renew was updated on July 5, 2026 and DietGen on September 19, 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.*