# CallSign Check vs Offline Repeater Pro

The clearest difference is in-app purchases: CallSign Check at none against Offline Repeater Pro's 2. Offline Repeater Pro's advantage is ads (none vs shown). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Offline Repeater Pro sells 2 in-app purchases, starting at $9.99 per year. CallSign Check asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for CallSign Check against 5.0 for Offline Repeater Pro. Both are backed by a comparable volume of ratings — 4 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

CallSign Check ships an update every 2 weeks, Offline Repeater Pro fortnightly. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | CallSign Check | Offline Repeater Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/callsign-check/id6791707672/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/offline-repeater-pro/id6810694523/reviews) |
| Number of ratings | **4** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 36 MB | 73 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Andrew Murphy](https://appshunter.io/developer/1878162928) | [robert russo](https://appshunter.io/developer/6798756582) |

## What reviewers say

### CallSign Check

[App page](https://appshunter.io/ios/app/callsign-check/id6791707672)

Instantly look up amateur radio callsigns from the US and worldwide. Get detailed license information, station locations, and beam headings. Also features vanity callsign hunting and real-time band conditions.

**Highlights:** US FCC license lookup, Worldwide DX lookup, Vanity callsign hunting, Live HF propagation strip, Station location on map, Distance and beam heading, Phonetic callsign readout

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

**In-app purchases:** none


### Offline Repeater Pro

[App page](https://appshunter.io/ios/app/offline-repeater-pro/id6810694523)

Easily find and program amateur radio and GMRS repeaters into your compatible radio via Bluetooth. Offers offline maps and repeater data, with optional in-app purchases for advanced programming features. Ideal for radio operators on the go.

**Highlights:** Find repeaters by GPS or location, Browse offline map and database, Program radios via Bluetooth, Custom repeater entry, Bulk programming, Simplex preset loading

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Access | $9.99 | per year |
| Lifetime Access | $29.99 | one-time |


## Frequently asked questions

### Is CallSign Check free?

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

### Is Offline Repeater Pro free?

Offline Repeater Pro is free to download, with in-app purchases available.

### Which has better reviews, CallSign Check or Offline Repeater Pro?

CallSign Check and Offline Repeater Pro are both rated 5.0 out of 5 on the App Store, from 4 and 3 ratings respectively.

### Do CallSign Check or Offline Repeater Pro have ads?

CallSign Check shows ads; Offline Repeater Pro does not.

### Which is updated more often, CallSign Check or Offline Repeater Pro?

CallSign Check ships an update every 2 weeks, and Offline Repeater Pro fortnightly. Most recently, CallSign Check was updated on October 31, 2026 and Offline Repeater Pro on November 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.*