# RM AC vs PowerNow+

The clearest difference is update cadence: PowerNow+ at fortnightly against RM AC's every 6 weeks. 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.

RM AC ships an update every 6 weeks, PowerNow+ fortnightly. The most recent releases landed on September 26, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | RM AC | PowerNow+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Size | 3 MB | 33 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [荣锋 林](https://appshunter.io/developer/1042936800) | [PowerNow株式会社](https://appshunter.io/developer/1474346831) |

## What reviewers say

### RM AC

[App page](https://appshunter.io/ios/app/rm-ac/id1234143756)

**Features:** macOS Compatibility

**In-app purchases:** none


### PowerNow+

[App page](https://appshunter.io/ios/app/powernow-plus/id6474822991)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RM AC free?

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

### Is PowerNow+ free?

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

### Do RM AC or PowerNow+ have ads?

Neither RM AC nor PowerNow+ shows ads.

### Which is updated more often, RM AC or PowerNow+?

RM AC ships an update every 6 weeks, and PowerNow+ fortnightly. Most recently, RM AC was updated on September 26, 2026 and PowerNow+ on October 1, 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.*