# CB Reserve vs B3

CB Reserve and B3 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CB Reserve ships an update every 10 days, B3 fortnightly. The most recent releases landed on September 30, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | CB Reserve | B3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (139 ratings)](https://appshunter.io/ios/app/b3/id6754036570/reviews)** |
| Number of ratings | — | **139** |
| Positive reviews | — | 76.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | — | Free |
| Size | 73 MB | 78 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ProReserve Serviços de Internet](https://appshunter.io/developer/946491252) | [B3 S.A. – Brasil, Bolsa, Balcao](https://appshunter.io/developer/1011787393) |

## What reviewers say

### CB Reserve

[App page](https://appshunter.io/ios/app/cb-reserve/id6477493220)

**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 CB Reserve free?

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

### Is B3 free?

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

### Do CB Reserve or B3 have ads?

Neither CB Reserve nor B3 shows ads.

### Which is updated more often, CB Reserve or B3?

CB Reserve ships an update every 10 days, and B3 fortnightly. Most recently, CB Reserve was updated on September 30, 2026 and B3 on October 17, 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.*