# Watts Up? vs MomentFlow

The clearest difference is ads: MomentFlow at none against Watts Up?'s shown. MomentFlow also leads on update cadence (every 11 days vs every 32 months). Watts Up?'s advantage is iOS requirement (13.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Watts Up? sells 1 one-off in-app purchase and MomentFlow sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Watts Up? ships an update every 32 months, MomentFlow every 11 days. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Watts Up? | MomentFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (15 ratings)](https://appshunter.io/ios/app/watts-up/id1039678400/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 32 months | **Every 11 days** |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Eric Kasnetsis](https://appshunter.io/developer/942810412) | [CHENG YANG KUO](https://appshunter.io/developer/1865330785) |

## What reviewers say

### Watts Up?

[App page](https://appshunter.io/ios/app/watts-up/id1039678400)

Easily determine microwave cooking times by inputting recipe details and your microwave's wattage. The app automatically saves your microwave's power for future use. Optimized for high-resolution displays on supported devices.

**Highlights:** Calculate recommended cook time, Input recipe cook time, Input recipe microwave wattage, Input your microwave wattage, Saves microwave wattage automatically, High resolution graphics

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### MomentFlow

[App page](https://appshunter.io/ios/app/momentflow/id6781567878)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove usage limit. | $1.99 | one-time |


## Frequently asked questions

### Is Watts Up? free?

Watts Up? is free to download, with in-app purchases available.

### Is MomentFlow free?

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

### Do Watts Up? or MomentFlow have ads?

Watts Up? shows ads; MomentFlow does not.

### Which is updated more often, Watts Up? or MomentFlow?

Watts Up? ships an update every 32 months, and MomentFlow every 11 days. Most recently, Watts Up? was updated on November 1, 2026 and MomentFlow on October 25, 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.*