# DBHamPlot vs StayReady Kits

The clearest difference is in-app purchases: DBHamPlot at none against StayReady Kits's 1. DBHamPlot also leads on iOS requirement (9.1 vs 17.0). StayReady Kits's advantage is update cadence (every 2 weeks vs every 42 months). On price, ads and device support there is nothing between them.

Both are free to download. StayReady Kits sells 1 one-off in-app purchase. DBHamPlot asks for nothing beyond the download.

DBHamPlot ships an update every 42 months, StayReady Kits every 2 weeks. The most recent releases landed on September 8, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | DBHamPlot | StayReady Kits |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dbhamplot/id799430275/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 42 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 12 MB | 9 MB |
| Requires iOS | **9.1** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Sullivan](https://appshunter.io/developer/307748713) | [Orlio Inc](https://appshunter.io/developer/1877703848) |

## What reviewers say

### DBHamPlot

[App page](https://appshunter.io/ios/app/dbhamplot/id799430275)

Calculate distance and bearing between two locations using Maidenhead grid squares. This tool is designed for amateur radio operators to easily determine proximity and direction to other hams, featuring an interactive map for pinpointing locations and identifying grid areas.

**Highlights:** Compute distance and bearing, Maidenhead location input, Map display with annotations, Identify six-digit grid areas, Interactive map for location pinpointing, User-added annotation removal

**Features:** macOS Compatibility

**In-app purchases:** none


### StayReady Kits

[App page](https://appshunter.io/ios/app/stayready-kits/id6759260973)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StayReady Pro | $4.99 | one-time |


## Frequently asked questions

### Is DBHamPlot free?

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

### Is StayReady Kits free?

StayReady Kits is free to download, with in-app purchases available.

### Do DBHamPlot or StayReady Kits have ads?

Neither DBHamPlot nor StayReady Kits shows ads.

### Which is updated more often, DBHamPlot or StayReady Kits?

DBHamPlot ships an update every 42 months, and StayReady Kits every 2 weeks. Most recently, DBHamPlot was updated on September 8, 2026 and StayReady Kits on September 20, 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.*