# Donor Games vs Gregs Endurance Training

The clearest difference is update cadence: Gregs Endurance Training at weekly against Donor Games's every 2 months. Donor Games's advantage is iOS requirement (17.6 vs 26.4). 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.

Donor Games ships an update every 2 months, Gregs Endurance Training weekly. The most recent releases landed on September 12, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Donor Games | Gregs Endurance Training |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 31 MB | 4 MB |
| Requires iOS | **17.6** | 26.4 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KidneyLife Foundation Inc](https://appshunter.io/developer/1531586969) | [Pin Oak Partners LLC](https://appshunter.io/developer/1856022647) |

## What reviewers say

### Donor Games

[App page](https://appshunter.io/ios/app/donor-games/id1531586967)

**In-app purchases:** none


### Gregs Endurance Training

[App page](https://appshunter.io/ios/app/gregs-endurance-training/id6794333721)

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

**In-app purchases:** none


## Frequently asked questions

### Is Donor Games free?

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

### Is Gregs Endurance Training free?

Gregs Endurance Training is free to download, with no in-app purchases.

### Do Donor Games or Gregs Endurance Training have ads?

Neither Donor Games nor Gregs Endurance Training shows ads.

### Which is updated more often, Donor Games or Gregs Endurance Training?

Donor Games ships an update every 2 months, and Gregs Endurance Training weekly. Most recently, Donor Games was updated on September 12, 2026 and Gregs Endurance Training on October 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*