# DA20 M&B vs Remote Valve app

The clearest difference is price: Remote Valve app at Free against DA20 M&B's $1.99. Remote Valve app also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On update cadence, ads and in-app purchases there is nothing between them.

Remote Valve app is free to download; DA20 M&B costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | DA20 M&B | Remote Valve app |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Monetization | Paid | — |
| Size | 15 MB | 36 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pedro Isidoro](https://appshunter.io/developer/1506809339) | [Highmaru, Inc.](https://appshunter.io/developer/1330533969) |

## What reviewers say

### DA20 M&B

[App page](https://appshunter.io/ios/app/da20-m-and-b/id1553610529)

Calculate aircraft mass and balance with interactive weight input and real-time chart plotting. Supports various aircraft models and generates professional PDF loadsheets. Includes unit conversion and data retention for convenience.

**Highlights:** Interactive weight adding, Real-time chart plotting, Loading chart access, Overweight warnings, PDF loadsheet generation, Unit conversion, Data retention

**In-app purchases:** none


### Remote Valve app

[App page](https://appshunter.io/ios/app/remote-valve-app/id6450494034)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DA20 M&B free?

DA20 M&B costs $1.99, with no in-app purchases.

### Is Remote Valve app free?

Remote Valve app is free to download, with no in-app purchases.

### Do DA20 M&B or Remote Valve app have ads?

Neither DA20 M&B nor Remote Valve app shows ads.

### Which is updated more often, DA20 M&B or Remote Valve app?

DA20 M&B ships an update every 6 months, and Remote Valve app every 6 months. Most recently, DA20 M&B was updated on October 16, 2026 and Remote Valve app on October 10, 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.*