# Obra Prima App vs Bilds

The clearest difference is update cadence: Bilds at every 6 days against Obra Prima App's every 6 weeks. Obra Prima App's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Obra Prima App ships an update every 6 weeks, Bilds every 6 days. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Obra Prima App | Bilds |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 59.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Monetization | Free | — |
| Size | 113 MB | 53 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [ZERO ONE TECNOLOGIA DA INFORMACAO](https://appshunter.io/developer/1435123514) | [Bilds](https://appshunter.io/developer/1675941019) |

## What reviewers say

### Obra Prima App

[App page](https://appshunter.io/ios/app/obra-prima-app/id1435123515)

Manage construction projects and works directly from the job site. Record daily progress, request materials, and share project evolution photos with clients. Enhance client relationships with real-time updates from the field.

**Highlights:** Daily history logging, Material purchase requests, Project progress photography, Client photo sharing, Real-time site updates, Office-site interaction

**Features:** macOS Compatibility

**In-app purchases:** none


### Bilds

[App page](https://appshunter.io/ios/app/bilds/id6446096141)

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

**In-app purchases:** none


## Frequently asked questions

### Is Obra Prima App free?

Obra Prima App is free to download, with no in-app purchases.

### Is Bilds free?

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

### Do Obra Prima App or Bilds have ads?

Neither Obra Prima App nor Bilds shows ads.

### Which is updated more often, Obra Prima App or Bilds?

Obra Prima App ships an update every 6 weeks, and Bilds every 6 days. Most recently, Obra Prima App was updated on November 2, 2026 and Bilds on November 7, 2026.

---

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