# DiscoTranslation vs Sentry

The clearest difference is in-app purchases: DiscoTranslation at none against Sentry's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sentry sells 4 in-app purchases, starting at $9.99 per 7 days. DiscoTranslation asks for nothing beyond the download.

DiscoTranslation ships an update weekly, Sentry fortnightly. The most recent releases landed on September 11, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | DiscoTranslation | Sentry |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 6 MB | 16 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oleksandr Vasyliev](https://appshunter.io/developer/1874873570) | [MD. NASAR UDDIN REDOY](https://appshunter.io/developer/1653522796) |

## What reviewers say

### DiscoTranslation

[App page](https://appshunter.io/ios/app/discotranslation/id6758765060)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sentry

[App page](https://appshunter.io/ios/app/sentry-hidden-camera-scan/id6782903690)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sentry Pro (Weekly) | $9.99 | per 7 days |
| Sentry Pro (Yearly) | $59.99 | per year |
| Sentry Pro Lifetime | $99.99 | one-time |
| Sentry Pro Lifetime | $149.99 | one-time |


## Frequently asked questions

### Is DiscoTranslation free?

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

### Is Sentry free?

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

### Do DiscoTranslation or Sentry have ads?

Neither DiscoTranslation nor Sentry shows ads.

### Which is updated more often, DiscoTranslation or Sentry?

DiscoTranslation ships an update weekly, and Sentry fortnightly. Most recently, DiscoTranslation was updated on September 11, 2026 and Sentry on September 18, 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.*