# Packet Commander vs GridCalc

The clearest difference is price: Packet Commander at Free against GridCalc's $14.99. Packet Commander also leads on ratings volume (44 vs 2). GridCalc's advantage is in-app purchases (none vs 2) and update cadence (every 4 days vs every 2 months). On rating, review sentiment, ads and device support there is nothing between them.

Packet Commander is free to download; GridCalc costs $14.99 up front. Packet Commander sells 2 in-app purchases, starting at $8.99 per year. GridCalc asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Packet Commander against 5.0 for GridCalc. That said, the two scores are not equally well evidenced: Packet Commander has 44 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Packet Commander ships an update every 2 months, GridCalc every 4 days. The most recent releases landed on September 21, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Packet Commander | GridCalc |
| --- | --- | --- |
| Price | **Free** | $14.99 |
| Rating | [4.9 (44 ratings)](https://appshunter.io/ios/app/packet-commander/id6743951365/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/gridcalc/id6759011187/reviews)** |
| Number of ratings | **44** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 10 MB | 5 MB |
| Requires iOS | 18.2 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Island Magic Co.](https://appshunter.io/developer/1529387252) | [ALAN WILLIAM DIPERT](https://appshunter.io/developer/1875969414) |

## What reviewers say

### Packet Commander

[App page](https://appshunter.io/ios/app/packet-commander/id6743951365)

This app provides a classic terminal experience for packet radio communication on mobile devices. It offers powerful terminal features, smart connection management, and real-time over-the-air traffic monitoring. It's designed for amateur radio operators to connect with nodes, BBS, and decode traffic.

**Highlights:** Full-screen terminal for packet nodes and BBS, Classic color themes and adjustable layout, YAPP protocol support for file transfers, Location-aware digipeater routing, Seamless iCloud sync, Over-the-air traffic decoding, Auto-discovery of TNCs

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Subscription | $8.99 | per year |
| One-Time Purchase | $24.99 | one-time |


### GridCalc

[App page](https://appshunter.io/ios/app/gridcalc/id6759011187)

This calculator app uses a grid interface to visualize every step of your calculations. It combines Reverse Polish Notation with a structured grid, allowing you to reference previous cells and see immediate recalculations when inputs change. Ideal for detailed, ad-hoc modeling on mobile.

**Highlights:** Visible grid for calculations, Reverse Polish Notation (RPN), Incremental number entry, Reference prior cells, Immediate recalculation on input change, Structured problem solving

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Packet Commander free?

Packet Commander is free to download, with in-app purchases available.

### Is GridCalc free?

GridCalc costs $14.99, with no in-app purchases.

### Which has better reviews, Packet Commander or GridCalc?

GridCalc is rated higher. Packet Commander averages 4.9 out of 5 from 44 ratings, while GridCalc averages 5.0 from 2 ratings.

### Do Packet Commander or GridCalc have ads?

Neither Packet Commander nor GridCalc shows ads.

### Which is updated more often, Packet Commander or GridCalc?

Packet Commander ships an update every 2 months, and GridCalc every 4 days. Most recently, Packet Commander was updated on September 21, 2026 and GridCalc on October 1, 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.*