# Watts Up? vs Atlantic Propane

The clearest difference is in-app purchases: Atlantic Propane at none against Watts Up?'s 1. Atlantic Propane also leads on ads (none vs shown) and update cadence (every 11 months vs every 32 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Watts Up? sells 1 one-off in-app purchase. Atlantic Propane asks for nothing beyond the download.

Watts Up? ships an update every 32 months, Atlantic Propane every 11 months. The most recent releases landed on November 1, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Watts Up? | Atlantic Propane |
| --- | --- | --- |
| 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 | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 32 months | **Every 11 months** |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 45 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Eric Kasnetsis](https://appshunter.io/developer/942810412) | [Destwin LLC](https://appshunter.io/developer/1359900128) |

## 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 |


### Atlantic Propane

[App page](https://appshunter.io/ios/app/atlantic-propane/id6748543482)

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

**In-app purchases:** none


## Frequently asked questions

### Is Watts Up? free?

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

### Is Atlantic Propane free?

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

### Do Watts Up? or Atlantic Propane have ads?

Watts Up? shows ads; Atlantic Propane does not.

### Which is updated more often, Watts Up? or Atlantic Propane?

Watts Up? ships an update every 32 months, and Atlantic Propane every 11 months. Most recently, Watts Up? was updated on November 1, 2026 and Atlantic Propane on October 28, 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.*