# Sentry vs elumen

The clearest difference is update cadence: Sentry at every 5 days against elumen's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

Sentry ships an update every 5 days, elumen every 3 weeks. The most recent releases landed on September 17, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Sentry | elumen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Size | 48 MB | 72 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [General Retailing Technologies](https://appshunter.io/developer/1484751650) | [WBS Technology](https://appshunter.io/developer/1375805672) |

## What reviewers say

### Sentry

[App page](https://appshunter.io/ios/app/sentry/id1484751651)

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

**In-app purchases:** none


### elumen

[App page](https://appshunter.io/ios/app/elumen/id1518147122)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sentry free?

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

### Is elumen free?

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

### Do Sentry or elumen have ads?

Neither Sentry nor elumen shows ads.

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

Sentry ships an update every 5 days, and elumen every 3 weeks. Most recently, Sentry was updated on September 17, 2026 and elumen on September 15, 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.*