# Digital Trails vs OpenPPG

The clearest difference is update cadence: Digital Trails at every 8 days against OpenPPG's monthly. Digital Trails also leads on iOS requirement (15.0 vs 17.6). 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.

Digital Trails ships an update every 8 days, OpenPPG monthly. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Digital Trails | OpenPPG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Monthly |
| Size | 140 MB | 9 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [UVA Apps, LLC](https://appshunter.io/developer/881105800) | [research app](https://appshunter.io/developer/1807596075) |

## What reviewers say

### Digital Trails

[App page](https://appshunter.io/ios/app/digital-trails-research/id6741073560)

**In-app purchases:** none


### OpenPPG

[App page](https://appshunter.io/ios/app/openppg/id6744415040)

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

**In-app purchases:** none


## Frequently asked questions

### Is Digital Trails free?

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

### Is OpenPPG free?

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

### Do Digital Trails or OpenPPG have ads?

Neither Digital Trails nor OpenPPG shows ads.

### Which is updated more often, Digital Trails or OpenPPG?

Digital Trails ships an update every 8 days, and OpenPPG monthly. Most recently, Digital Trails was updated on October 4, 2026 and OpenPPG on October 10, 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.*