# Petros App vs B3

The clearest difference is review sentiment: B3 at 76% against Petros App's 11%. B3 also leads on rating (4.8 vs 2.9) and ratings volume (134 vs 15). On price, update cadence, ads and in-app purchases there is nothing between them.

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

B3 holds the better App Store score, 4.8 against 2.9. That said, the two scores are not equally well evidenced: B3 has 134 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 11% of Petros App's written reviews are positive against 76% of B3's.

Petros App ships an update weekly, B3 fortnightly. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Petros App | B3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (15 ratings)](https://appshunter.io/ios/app/petros-app/id1440476590/reviews) | **[4.8 (134 ratings)](https://appshunter.io/ios/app/b3/id6754036570/reviews)** |
| Number of ratings | 15 | **134** |
| Positive reviews | 11.3% of reviews | **75.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free | Free |
| Size | 43 MB | 73 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | +4 |
| Developer | [Fundação Petrobras de Seguridade Social - Petros](https://appshunter.io/developer/1440476589) | [B3 S.A. – Brasil, Bolsa, Balcao](https://appshunter.io/developer/1011787393) |

## What reviewers say

### Petros App

[App page](https://appshunter.io/ios/app/petros-app/id1440476590)

This app provides exclusive access to financial services for Petros participants. Users can view account balances, redemption values, pay stubs, plan profitability, and loan statements. It offers simple navigation for easy access to benefit plan information.

**Highlights:** Account balance viewing, Redemption value check, Pay stub access, Plan profitability tracking, Loan statement details, News updates

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

**In-app purchases:** none


### B3

[App page](https://appshunter.io/ios/app/b3/id6754036570)

Manage your investments and personal finances on a single, secure platform. Track your portfolio across all brokerages, view unified transaction statements, and monitor your wealth growth with personalized news and intuitive charts.

**Highlights:** Consolidate investments from all brokerages, Unified transaction statements, Monitor wealth evolution with charts, Personalized investment news, Track fixed income, variable income, and funds

**In-app purchases:** none


## Frequently asked questions

### Is Petros App free?

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

### Is B3 free?

B3 is free to download, with no in-app purchases.

### Which has better reviews, Petros App or B3?

B3 is rated higher. Petros App averages 2.9 out of 5 from 15 ratings, while B3 averages 4.8 from 134 ratings.

### Do Petros App or B3 have ads?

Neither Petros App nor B3 shows ads.

### Which is updated more often, Petros App or B3?

Petros App ships an update weekly, and B3 fortnightly. Most recently, Petros App was updated on September 21, 2026 and B3 on September 22, 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.*