# Double FF (Noord) vs Microwave Time Calc

The clearest difference is in-app purchases: Double FF (Noord) at none against Microwave Time Calc's 1. Double FF (Noord) also leads on ads (none vs shown) and iOS requirement (8.2 vs 15.6). Microwave Time Calc's advantage is update cadence (every 5 weeks vs every 14 months). On price and device support there is nothing between them.

Both are free to download. Microwave Time Calc sells 1 in-app purchase, starting at $0.99 per month. Double FF (Noord) asks for nothing beyond the download.

Double FF (Noord) ships an update every 14 months, Microwave Time Calc every 5 weeks. The most recent releases landed on September 10, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Double FF (Noord) | Microwave Time Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/microwave-time-calc/id1596577727/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Every 5 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 53 MB |
| Requires iOS | **8.2** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Brouwer & Rietman V.O.F.](https://appshunter.io/developer/840984931) | [ryo fujise](https://appshunter.io/developer/1580661605) |

## What reviewers say

### Double FF (Noord)

[App page](https://appshunter.io/ios/app/double-ff-noord/id1086472053)

**Features:** macOS Compatibility

**In-app purchases:** none


### Microwave Time Calc

[App page](https://appshunter.io/ios/app/microwave-time-calc/id1596577727)

Easily convert microwave cooking times between different wattages. This tool ensures your food is heated perfectly by providing accurate calculations down to seconds, preventing under or overcooking. Ideal for quick meal preparation for individuals or families.

**Highlights:** Automatic heating time conversion by wattage, Supports common microwave power levels, Register custom microwave wattage, Accurate calculations to minutes and seconds, Simple and clean interface, Prevents overheating or undercooking

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove in-app advertisements. | $0.99 | per month |


## Frequently asked questions

### Is Double FF (Noord) free?

Double FF (Noord) is free to download, with no in-app purchases.

### Is Microwave Time Calc free?

Microwave Time Calc is free to download, with in-app purchases available.

### Do Double FF (Noord) or Microwave Time Calc have ads?

Microwave Time Calc shows ads; Double FF (Noord) does not.

### Which is updated more often, Double FF (Noord) or Microwave Time Calc?

Double FF (Noord) ships an update every 14 months, and Microwave Time Calc every 5 weeks. Most recently, Double FF (Noord) was updated on September 10, 2026 and Microwave Time Calc on November 7, 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.*