# OnSite Tracking vs GSA Per Diem

The clearest difference is ads: OnSite Tracking at none against GSA Per Diem's shown. GSA Per Diem's advantage is iOS requirement (14.0 vs 17.0). On price, update cadence, 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.

OnSite Tracking ships an update every 3 weeks, GSA Per Diem monthly. The most recent releases landed on September 30, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | OnSite Tracking | GSA Per Diem |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/onsite-tracking/id1671541024/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | — |
| Size | 47 MB | 48 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [AI CLEARING SP Z O O](https://appshunter.io/developer/1625879201) | [Kiarash Torkian](https://appshunter.io/developer/6771679909) |

## What reviewers say

### OnSite Tracking

[App page](https://appshunter.io/ios/app/onsite-tracking/id1671541024)

This app provides on-the-ground construction progress monitoring and quality control for large infrastructure projects. It integrates geospatial and project data to offer digital construction site insights, improving reporting, commissioning, and handover activities.

**Highlights:** Geolocation for precise object identification, Data visualization with color-coded status, Offline mode for connectivity-challenging areas, Bulk status updates for objects, Manual data input for field reporting, Mobile punch lists for project handover, Customizable quality control mechanisms

**Features:** macOS Compatibility

**In-app purchases:** none


### GSA Per Diem

[App page](https://appshunter.io/ios/app/gsa-per-diem/id6779188397)

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

**In-app purchases:** none


## Frequently asked questions

### Is OnSite Tracking free?

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

### Is GSA Per Diem free?

GSA Per Diem is free to download, with no in-app purchases.

### Do OnSite Tracking or GSA Per Diem have ads?

GSA Per Diem shows ads; OnSite Tracking does not.

### Which is updated more often, OnSite Tracking or GSA Per Diem?

OnSite Tracking ships an update every 3 weeks, and GSA Per Diem monthly. Most recently, OnSite Tracking was updated on September 30, 2026 and GSA Per Diem on October 18, 2026.

---

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