# E Sentry Systems vs BundleID Search

The clearest difference is ads: E Sentry Systems at none against BundleID Search's shown. On price, update cadence, 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.

E Sentry Systems ships an update every 3 weeks, BundleID Search fortnightly. Both last shipped on September 27, 2026.

## The numbers

| Metric | E Sentry Systems | BundleID Search |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 54 MB | 35 MB |
| Requires iOS | 16.0 | **15.8.3** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IRISS Inc](https://appshunter.io/developer/1245323320) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### E Sentry Systems

[App page](https://appshunter.io/ios/app/e-sentry-systems/id6444192723)

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

**In-app purchases:** none


### BundleID Search

[App page](https://appshunter.io/ios/app/bundleid-search/id6739745838)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is E Sentry Systems free?

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

### Is BundleID Search free?

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

### Do E Sentry Systems or BundleID Search have ads?

BundleID Search shows ads; E Sentry Systems does not.

### Which is updated more often, E Sentry Systems or BundleID Search?

E Sentry Systems ships an update every 3 weeks, and BundleID Search fortnightly. Most recently, E Sentry Systems was updated on September 27, 2026 and BundleID Search on September 27, 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.*