# DA20 M&B vs Microwave Link Calculator

The clearest difference is review sentiment: Microwave Link Calculator at 100% against DA20 M&B's 0%. Microwave Link Calculator also leads on price (Free vs $1.99) and update cadence (every 9 days vs every 6 months). DA20 M&B's advantage is in-app purchases (none vs 10). On ads, device support and iOS requirement there is nothing between them.

Microwave Link Calculator is free to download; DA20 M&B costs $1.99 up front. Microwave Link Calculator sells 10 in-app purchases, starting at $1.99 per month. DA20 M&B asks for nothing beyond the download.

DA20 M&B ships an update every 6 months, Microwave Link Calculator every 9 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | DA20 M&B | Microwave Link Calculator |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 9 days** |
| Monetization | **Paid** | Subscription |
| Size | 15 MB | 17 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Pedro Isidoro](https://appshunter.io/developer/1506809339) | [Tien Hoang](https://appshunter.io/developer/1743631038) |

## 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


### Microwave Link Calculator

[App page](https://appshunter.io/ios/app/microwave-link-calculator/id6499489507)

This tool helps telecommunications engineers calculate and optimize microwave links. It provides precise distance, azimuth, and elevation computations, antenna configuration, and integrated mapping for accurate outdoor equipment placement.

**Highlights:** Precise distance, azimuth, and elevation calculations, Fresnel Zone computation, Antenna down tilt and azimuth determination, Antenna gain and received power prediction, Integrated Apple Maps view, Obstacle simulation for elevation profiles, Compass with haptic feedback

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $1.99 | per month |
| All Access | $2.99 | per month |
| All Access | $2.99 | per month |
| All Access | $2.99 | per month |
| All access | $7.99 | per 3 months |
| All Access | $15.99 | per 6 months |
| All Access | $15.99 | per 6 months |
| All access | $29.99 | per year |
| All Access | $29.99 | per year |
| All Access | $29.99 | per year |


## Frequently asked questions

### Is DA20 M&B free?

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

### Is Microwave Link Calculator free?

Microwave Link Calculator is free to download, with in-app purchases available.

### Do DA20 M&B or Microwave Link Calculator have ads?

Neither DA20 M&B nor Microwave Link Calculator shows ads.

### Which is updated more often, DA20 M&B or Microwave Link Calculator?

DA20 M&B ships an update every 6 months, and Microwave Link Calculator every 9 days. Most recently, DA20 M&B was updated on November 3, 2026 and Microwave Link Calculator on November 4, 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.*