# Preveo vs LOCK BLINDADOS

The clearest difference is device support: LOCK BLINDADOS at 2 against Preveo's —. Preveo's advantage is iOS requirement (15.1 vs 18.0). On price, update cadence 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.

Preveo ships an update every 8 months, LOCK BLINDADOS every 13 months. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Preveo | LOCK BLINDADOS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | **Every 8 months** | Every 13 months |
| Size | 31 MB | 43 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [ENGW - SERVICOS DE TECNOLOGIA LTDA](https://appshunter.io/developer/1706173274) | [MYTRACE INNOVATION SOLUCOES DE TI](https://appshunter.io/developer/1111601879) |

## What reviewers say

### Preveo

[App page](https://appshunter.io/ios/app/preveo/id6464528745)

**In-app purchases:** none


### LOCK BLINDADOS

[App page](https://appshunter.io/ios/app/lock-blindados/id6749451797)

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

**In-app purchases:** none


## Frequently asked questions

### Is Preveo free?

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

### Is LOCK BLINDADOS free?

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

### Which is updated more often, Preveo or LOCK BLINDADOS?

Preveo ships an update every 8 months, and LOCK BLINDADOS every 13 months. Most recently, Preveo was updated on October 15, 2026 and LOCK BLINDADOS on October 5, 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.*