Watts Up? vs Wattage Conversion
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Watts Up?
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.
- Calculate recommended cook time
- Input recipe cook time
- Input recipe microwave wattage
- Input your microwave wattage
- Saves microwave wattage automatically
- High resolution graphics
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Take the guesswork out of microwave cook times. With this app, you can calculate a recommended cook time based on your microwave wattage. Features: - Calculates a recommended cook time based on the recipe cook time, recipe microwave wattage, and your microwave wattage. - Saves your microwave wattage automatically. - High resolution retina graphics optimized for latest models. In-app purchase: - Remove Ads
Wattage Conversion
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Microwave Oven Wattage Conversion Converts cooking times for the microwave based on the wattage of your microwave oven. Although cooking time estimates for microwave ovens may be provided on food packaging, there could be instances where the wattage of your microwave oven does not match. In such cases, it calculates and displays the appropriate cooking time by converting the wattage. Note: Numbers are not necessarily accurate.
Screenshots
Verdict
The clearest difference is ads: Wattage Conversion at none against Watts Up?'s shown. Wattage Conversion also leads on update cadence (monthly vs every 32 months). Watts Up?'s advantage is iOS requirement (13.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Watts Up? sells 1 one-off in-app purchase and Wattage Conversion 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, Wattage Conversion monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Watts Up? | Wattage Conversion |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (15 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 15 — better | — |
| Update frequency | Every 32 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 8 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Eric Kasnetsis | akira ohmachi |
In-app purchases
Watts Up?
- Remove Ads$0.99
Wattage Conversion
- Remove Ads$1.99
Questions
Is Watts Up? free?
Is Wattage Conversion free?
Do Watts Up? or Wattage Conversion have ads?
Which is updated more often, Watts Up? or Wattage Conversion?
Other comparisons
