# Site Diary vs PROG

The clearest difference is in-app purchases: Site Diary at none against PROG's 4. PROG's advantage is update cadence (every 3 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PROG sells 4 in-app purchases, starting at $9.99 per month. Site Diary asks for nothing beyond the download.

Site Diary ships an update weekly, PROG every 3 days. The most recent releases landed on October 7, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Site Diary | PROG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (45 ratings)](https://appshunter.io/ios/app/site-diary-construction/id1453370618/reviews)** | — |
| Number of ratings | **45** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 68 MB | 51 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Script&Go](https://appshunter.io/developer/963715575) | [Ono-michi](https://appshunter.io/developer/1895054153) |

## What reviewers say

### Site Diary

[App page](https://appshunter.io/ios/app/site-diary-construction/id1453370618)

Streamline construction daily reporting with this app. It replaces paper logs with digital entries, integrates task management, and automatically includes weather data and photos. Supports offline use and various export formats for seamless project tracking.

**Highlights:** Digital daily reports, Integrated task management, Real-time progress monitoring, Automatic local weather reports, Image attachments, Offline support, PDF, Excel, CSV export

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

**In-app purchases:** none


### PROG

[App page](https://appshunter.io/ios/app/prog-project-planner/id6762875573)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Paid Monthly Subscription | $9.99 | per month |
| Pro Monthly | $22.99 | per month |
| Paid Annual Subscription | $119.99 | per year |
| Pro Annual Subscription | $229.99 | per year |


## Frequently asked questions

### Is Site Diary free?

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

### Is PROG free?

PROG is free to download, with in-app purchases available.

### Do Site Diary or PROG have ads?

Neither Site Diary nor PROG shows ads.

### Which is updated more often, Site Diary or PROG?

Site Diary ships an update weekly, and PROG every 3 days. Most recently, Site Diary was updated on October 7, 2026 and PROG on September 27, 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.*