# WinUw ROLLTECH vs iMeter Reader

The clearest difference is update cadence: iMeter Reader at every 6 days against WinUw ROLLTECH's every 25 months. 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.

WinUw ROLLTECH ships an update every 25 months, iMeter Reader every 6 days. The most recent releases landed on September 17, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | WinUw ROLLTECH | iMeter Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 6 days** |
| Size | 50 MB | 121 MB |
| Requires iOS | **14.5** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Sommer Informatik GmbH](https://appshunter.io/developer/634307623) | [Ahmad AlAlloush](https://appshunter.io/developer/1851833496) |

## What reviewers say

### WinUw ROLLTECH

[App page](https://appshunter.io/ios/app/winuw-rolltech/id1058903835)

**Features:** macOS Compatibility

**In-app purchases:** none


### iMeter Reader

[App page](https://appshunter.io/ios/app/imeter-reader-meter-tracker/id6759241901)

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

**In-app purchases:** none


## Frequently asked questions

### Is WinUw ROLLTECH free?

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

### Is iMeter Reader free?

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

### Do WinUw ROLLTECH or iMeter Reader have ads?

Neither WinUw ROLLTECH nor iMeter Reader shows ads.

### Which is updated more often, WinUw ROLLTECH or iMeter Reader?

WinUw ROLLTECH ships an update every 25 months, and iMeter Reader every 6 days. Most recently, WinUw ROLLTECH was updated on September 17, 2026 and iMeter Reader on September 21, 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.*