# OTT vs BIOValid

The clearest difference is rating: BIOValid at 4.6 against OTT's 4.1. BIOValid also leads on in-app purchases (none vs 8) and iOS requirement (12.0 vs 15.6). OTT's advantage is update cadence (every 4 weeks vs every 3 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. OTT sells 8 in-app purchases, starting at $0.99 per month. BIOValid asks for nothing beyond the download.

BIOValid holds the better App Store score, 4.6 against 4.1. Both are backed by a comparable volume of ratings — 15 and 34 respectively. Written reviews point the same way: 18% of OTT's written reviews are positive against 25% of BIOValid's.

OTT ships an update every 4 weeks, BIOValid every 3 months. The most recent releases landed on October 1, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | OTT | BIOValid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (15 ratings)](https://appshunter.io/ios/app/ott/id1247690161/reviews) | **[4.6 (34 ratings)](https://appshunter.io/ios/app/biovalid/id1490597782/reviews)** |
| Number of ratings | 15 | **34** |
| Positive reviews | 18.2% of reviews | **25.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 31 MB | 75 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Dennis Coli](https://appshunter.io/developer/1247690160) | [Servico Federal de Processamento de Dados (SERPRO)](https://appshunter.io/developer/529883044) |

## What reviewers say

### OTT

[App page](https://appshunter.io/ios/app/ott/id1247690161)

Receive real-time, verified alerts about shootings and security risks in major Brazilian cities. This app operates 24/7 and allows users to contribute information, fostering a community focused on collective safety.

**Highlights:** Real-time alerts for shootings and security risks, Verified alerts by internal team, 24/7 operation, User contributions for community safety, Push notifications for nearby risks

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remover Propagandas - 1 mes | $0.99 | per month |
| Remover as Propagandas - 1 ano | $3.99 | per year |
| Plano Familia Mensal | $0.99 | one-time |
| Plano Vizinhanca Mensal | $1.99 | one-time |
| Plano Familia Semestral | $1.99 | one-time |
| Plano Empresa Mensal | $5.99 | one-time |
| Plano Vizinhanca Semestral | $8.99 | one-time |
| Plano Empresa Semestral | $25.99 | one-time |


### BIOValid

[App page](https://appshunter.io/ios/app/biovalid/id1490597782)

This app generates temporary tokens using biometric data for secure online identity verification. It enables remote facial recognition and proof-of-life checks, eliminating the need for physical presence and physical tokens for services like company registration.

**Highlights:** Biometric data token generation, Remote facial recognition, Online proof-of-life verification, LGPD compliant data handling, Secure transaction logging, Mobile identity authentication

**In-app purchases:** none


## Frequently asked questions

### Is OTT free?

OTT is free to download, with in-app purchases available.

### Is BIOValid free?

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

### Which has better reviews, OTT or BIOValid?

BIOValid is rated higher. OTT averages 4.1 out of 5 from 15 ratings, while BIOValid averages 4.6 from 34 ratings.

### Do OTT or BIOValid have ads?

Neither OTT nor BIOValid shows ads.

### Which is updated more often, OTT or BIOValid?

OTT ships an update every 4 weeks, and BIOValid every 3 months. Most recently, OTT was updated on October 1, 2026 and BIOValid on October 11, 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.*