# mソナー vs Eventory Check

mソナー and Eventory Check are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

mソナー ships an update monthly, Eventory Check every 3 weeks. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | mソナー | Eventory Check |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 123 MB | 20 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [uSonar Co., Ltd.](https://appshunter.io/developer/405891637) | [Eventory Inc.](https://appshunter.io/developer/1023722752) |

## What reviewers say

### mソナー

[App page](https://appshunter.io/ios/app/m/id1507720597)

This business app digitizes business cards instantly, matching them with extensive corporate data to provide sales professionals with key company information and past interaction history. It aims to boost sales productivity by making this data readily available on mobile devices.

**Highlights:** Business card scanning, Instant corporate information matching, Sales productivity enhancement, Access to company sales scale and employee numbers, Past contact history display, Utilizes proprietary corporate database

**Features:** macOS Compatibility

**In-app purchases:** none


### Eventory Check

[App page](https://appshunter.io/ios/app/eventory-check-in/id1632878660)

**In-app purchases:** none


## Frequently asked questions

### Is mソナー free?

mソナー is free to download, with no in-app purchases.

### Is Eventory Check free?

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

### Do mソナー or Eventory Check have ads?

Neither mソナー nor Eventory Check shows ads.

### Which is updated more often, mソナー or Eventory Check?

mソナー ships an update monthly, and Eventory Check every 3 weeks. Most recently, mソナー was updated on October 30, 2026 and Eventory Check on October 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.*