# ONSAT vs Microwave Link Calculator

The clearest difference is in-app purchases: ONSAT at none against Microwave Link Calculator's 13. ONSAT also leads on iOS requirement (15.1 vs 17.0). Microwave Link Calculator's advantage is update cadence (every 9 days vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Microwave Link Calculator sells 13 in-app purchases, starting at $1.99 per month. ONSAT asks for nothing beyond the download.

ONSAT ships an update every 2 weeks, Microwave Link Calculator every 9 days. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ONSAT | Microwave Link Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Monetization | — | Subscription |
| Size | 82 MB | 16 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SITALLCOM SISTEMAS INTELIGENTES LTDA](https://appshunter.io/developer/1526495577) | [Tien Hoang](https://appshunter.io/developer/1743631038) |

## What reviewers say

### ONSAT

[App page](https://appshunter.io/ios/app/onsat/id1538472707)

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

**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

**In-app purchases (13)**

| 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. | $4.99 | per year |
| All access | $4.99 | 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 | $24.99 | 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 ONSAT free?

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

### Is Microwave Link Calculator free?

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

### Do ONSAT or Microwave Link Calculator have ads?

Neither ONSAT nor Microwave Link Calculator shows ads.

### Which is updated more often, ONSAT or Microwave Link Calculator?

ONSAT ships an update every 2 weeks, and Microwave Link Calculator every 9 days. Most recently, ONSAT was updated on October 11, 2026 and Microwave Link Calculator on October 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.*