# pomera Link vs IIJmio Coupon Switch

The clearest difference is rating: pomera Link at 3.7 against IIJmio Coupon Switch's 2.7. pomera Link also leads on review sentiment (46% vs 20%). On price, ratings volume, update cadence and ads there is nothing between them.

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

pomera Link holds the better App Store score, 3.7 against 2.7. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews point the same way: 46% of pomera Link's written reviews are positive against 20% of IIJmio Coupon Switch's.

pomera Link ships an update every 7 months, IIJmio Coupon Switch every 5 months. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | pomera Link | IIJmio Coupon Switch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/pomera-link/id371963393/reviews)** | [2.7 (3 ratings)](https://appshunter.io/ios/app/iijmio-coupon-switch/id629809928/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | **45.8% of reviews** | 20.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 8 MB | 2 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KING JIM CO.,LTD.](https://appshunter.io/developer/371963396) | [Internet Initiative Japan, Inc.](https://appshunter.io/developer/444664358) |

## What reviewers say

### pomera Link

[App page](https://appshunter.io/ios/app/pomera-link/id371963393)

Transfer text data from your Pomera device to your iPhone via QR code or Wi-Fi. Edit, convert to PDF, or send text via email. Supports multiple QR code reading and FlashAir transfers for specific models.

**Highlights:** QR Code data transfer, Wi-Fi connection for DM250, FlashAir transfer for DM100/DM30, Text editing and PDF conversion, Email and cloud integration, History with data protection

**In-app purchases:** none


### IIJmio Coupon Switch

[App page](https://appshunter.io/ios/app/iijmio-coupon-switch/id629809928)

Control your mobile data speed between high and low settings. Manage your data usage and view current data volumes. This service will be discontinued from October 1st, 2024, and users should transition to the "My IIJmio" app.

**Highlights:** Switch data speed (high/low), Login with mioID and password, Select telephone number for control, View coupon volume, Display data usage volume, Add memo to phone number

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is pomera Link free?

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

### Is IIJmio Coupon Switch free?

IIJmio Coupon Switch is free to download, with no in-app purchases.

### Which has better reviews, pomera Link or IIJmio Coupon Switch?

pomera Link is rated higher. pomera Link averages 3.7 out of 5 from 3 ratings, while IIJmio Coupon Switch averages 2.7 from 3 ratings.

### Do pomera Link or IIJmio Coupon Switch have ads?

Neither pomera Link nor IIJmio Coupon Switch shows ads.

### Which is updated more often, pomera Link or IIJmio Coupon Switch?

pomera Link ships an update every 7 months, and IIJmio Coupon Switch every 5 months. Most recently, pomera Link was updated on November 6, 2026 and IIJmio Coupon Switch on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*