# aQRmate vs eMonSys

The clearest difference is in-app purchases: eMonSys at none against aQRmate's 1. eMonSys also leads on update cadence (fortnightly vs every 5 months) and iOS requirement (15.6 vs 26.0). On price, ads and device support there is nothing between them.

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

aQRmate ships an update every 5 months, eMonSys fortnightly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | aQRmate | eMonSys |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/emonsys/id6755714095/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 3 MB | 7 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Abel Law](https://appshunter.io/developer/1369288835) | [Shenzhen ShengXingWei Electronic Technology Co., Ltd.](https://appshunter.io/developer/1855796054) |

## What reviewers say

### aQRmate

[App page](https://appshunter.io/ios/app/aqrmate/id1478150609)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donations | $0.99 | one-time |


### eMonSys

[App page](https://appshunter.io/ios/app/emonsys/id6755714095)

Monitor your electricity usage in real-time, track consumption history, and analyze potential savings. Receive alerts for energy waste and view data through intuitive charts and graphs.

**Highlights:** Real-time electricity monitoring, Usage history and data replay, Potential savings analysis, Energy waste alerts, Intuitive data presentation

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

**In-app purchases:** none


## Frequently asked questions

### Is aQRmate free?

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

### Is eMonSys free?

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

### Do aQRmate or eMonSys have ads?

Neither aQRmate nor eMonSys shows ads.

### Which is updated more often, aQRmate or eMonSys?

aQRmate ships an update every 5 months, and eMonSys fortnightly. Most recently, aQRmate was updated on November 3, 2026 and eMonSys on October 30, 2026.

---

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