# M Check vs Essential

The clearest difference is update cadence: Essential at every 4 days against M Check's every 3 weeks. M Check's advantage is iOS requirement (14.2 vs 17.0). 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.

M Check ships an update every 3 weeks, Essential every 4 days. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | M Check | Essential |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | — | Free |
| Size | 87 MB | 43 MB |
| Requires iOS | **14.2** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 17+ | 4+ |
| Developer | [Vu Bui](https://appshunter.io/developer/1202578246) | [Chang Hyun Lee](https://appshunter.io/developer/1661519895) |

## What reviewers say

### M Check

[App page](https://appshunter.io/ios/app/m-check-in/id6502934312)

**Features:** macOS Compatibility

**In-app purchases:** none


### Essential

[App page](https://appshunter.io/ios/app/essential-calendar/id6791962762)

This productivity app focuses on the core essence of a calendar, inspired by Dieter Rams' philosophy of "less, but better." It provides daily weather, exchange rates, and historical events, aiming for a clean and focused user experience without unnecessary clutter.

**Highlights:** Minimalist design, Daily weather updates, Exchange rate information, Historical daily events, Focused calendar experience

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is M Check free?

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

### Is Essential free?

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

### Do M Check or Essential have ads?

Neither M Check nor Essential shows ads.

### Which is updated more often, M Check or Essential?

M Check ships an update every 3 weeks, and Essential every 4 days. Most recently, M Check was updated on October 27, 2026 and Essential on November 5, 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.*