# iChecker vs eDMR

The clearest difference is in-app purchases: eDMR at none against iChecker's 1. eDMR also leads on ads (none vs shown) and update cadence (every 4 days vs every 2 months). iChecker's advantage is device support (3 vs 1) and iOS requirement (9.0 vs 17.6). On price there is nothing between them.

Both are free to download. iChecker sells 1 one-off in-app purchase. eDMR asks for nothing beyond the download.

iChecker ships an update every 2 months, eDMR every 4 days. The most recent releases landed on September 28, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | iChecker | eDMR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (55 ratings)](https://appshunter.io/ios/app/ichecker-check-storage-memory/id981032667/reviews)** | — |
| Number of ratings | **55** | — |
| Positive reviews | 29.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 38 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [泽辉 王](https://appshunter.io/developer/892030257) | [Prooftag](https://appshunter.io/developer/424006750) |

## What reviewers say

### iChecker

[App page](https://appshunter.io/ios/app/ichecker-check-storage-memory/id981032667)

Monitor your iOS device's RAM and disk space usage. It also helps manage your contacts by detecting and merging duplicates, and cleaning up empty entries. The app can also find and remove duplicate photos to free up storage.

**Highlights:** Check RAM usage percentage, View free disk space, Detect and merge duplicate contacts, Remove contacts without name/email, Analyze and clean duplicate photos, Refresh data button

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Permanently Remove ads | $1.99 | one-time |


### eDMR

[App page](https://appshunter.io/ios/app/edmr/id6764878621)

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

**In-app purchases:** none


## Frequently asked questions

### Is iChecker free?

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

### Is eDMR free?

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

### Do iChecker or eDMR have ads?

iChecker shows ads; eDMR does not.

### Which is updated more often, iChecker or eDMR?

iChecker ships an update every 2 months, and eDMR every 4 days. Most recently, iChecker was updated on September 28, 2026 and eDMR 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.*