# Transferidor BLA vs Slope Level RX

The clearest difference is price: Transferidor BLA at Free against Slope Level RX's $1.99. Transferidor BLA also leads on in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

Transferidor BLA is free to download; Slope Level RX costs $1.99 up front. Slope Level RX sells 1 one-off in-app purchase. Transferidor BLA asks for nothing beyond the download.

Transferidor BLA ships an update every 2 weeks, Slope Level RX every 3 weeks. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Transferidor BLA | Slope Level RX |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 1 MB | 2 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [BLA Publicações e Conteúdo Digital](https://appshunter.io/developer/1896300054) | [浩东 许](https://appshunter.io/developer/1834069800) |

## What reviewers say

### Transferidor BLA

[App page](https://appshunter.io/ios/app/transferidor-bla/id6770107199)

**Features:** macOS Compatibility

**In-app purchases:** none


### Slope Level RX

[App page](https://appshunter.io/ios/app/slope-level-rx/id6772923336)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Membership | $2.99 | one-time |


## Frequently asked questions

### Is Transferidor BLA free?

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

### Is Slope Level RX free?

Slope Level RX costs $1.99, and also offers in-app purchases.

### Do Transferidor BLA or Slope Level RX have ads?

Neither Transferidor BLA nor Slope Level RX shows ads.

### Which is updated more often, Transferidor BLA or Slope Level RX?

Transferidor BLA ships an update every 2 weeks, and Slope Level RX every 3 weeks. Most recently, Transferidor BLA was updated on September 16, 2026 and Slope Level RX on September 9, 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.*