# Compras.gov.br vs Smart Sludge

The clearest difference is update cadence: Smart Sludge at weekly against Compras.gov.br's every 3 weeks. 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.

Compras.gov.br ships an update every 3 weeks, Smart Sludge weekly. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Compras.gov.br | Smart Sludge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/comprasgovbr/id1437007964/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 48 MB | 54 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Servicos e Informacoes do Brasil](https://appshunter.io/developer/1475781851) | [Smart Sensor Design - Empresa Paranaense de Sensores LTDA](https://appshunter.io/developer/1737767839) |

## What reviewers say

### Compras.gov.br

[App page](https://appshunter.io/ios/app/comprasgovbr/id1437007964)

This app helps suppliers track public procurement processes. It allows new companies to register and participate in government bids, submit proposals, and send bids for electronic dispensations. Users can also manage company registration, view opportunities, and receive important messages.

**Highlights:** Supplier registration, Proposal submission, Bid submission for electronic dispensations, Track procurement phases, Filter opportunities and messages, View upcoming commitments

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Sludge

[App page](https://appshunter.io/ios/app/smart-sludge/id6752901389)

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

**In-app purchases:** none


## Frequently asked questions

### Is Compras.gov.br free?

Compras.gov.br is free to download, with no in-app purchases.

### Is Smart Sludge free?

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

### Do Compras.gov.br or Smart Sludge have ads?

Neither Compras.gov.br nor Smart Sludge shows ads.

### Which is updated more often, Compras.gov.br or Smart Sludge?

Compras.gov.br ships an update every 3 weeks, and Smart Sludge weekly. Most recently, Compras.gov.br was updated on October 13, 2026 and Smart Sludge on October 7, 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.*