# Odyssey Maps vs NHM SelfCheck

The clearest difference is in-app purchases: NHM SelfCheck at none against Odyssey Maps's 2. NHM SelfCheck also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Odyssey Maps sells 2 in-app purchases, starting at $2.99 per 7 days. NHM SelfCheck asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Odyssey Maps | NHM SelfCheck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (7 ratings)](https://appshunter.io/ios/app/odyssey-maps-location-journal/id1483511532/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 68 MB | 359 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Minima Software](https://appshunter.io/developer/352283598) | [Meescan Inc.](https://appshunter.io/developer/1609729285) |

## What reviewers say

### Odyssey Maps

[App page](https://appshunter.io/ios/app/odyssey-maps-location-journal/id1483511532)

Log your life privately with detailed check-ins, photos, and notes. Visualize your travels on a personal map that fills in as you explore. Enjoy monthly and yearly recaps of your adventures, all stored securely on your device.

**Highlights:** Rich check-ins with notes, photos, and ratings, Personalized 'Footprints Map' visualization, Monthly and yearly timeline recaps, Private data storage on device, Import from Swarm/Foursquare, Lightweight and battery efficient

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $2.99 | per 7 days |
| Pro | $29.99 | per year |


### NHM SelfCheck

[App page](https://appshunter.io/ios/app/nhm-selfcheck/id1527796396)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Odyssey Maps free?

Odyssey Maps is free to download, with in-app purchases available.

### Is NHM SelfCheck free?

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

### Do Odyssey Maps or NHM SelfCheck have ads?

Neither Odyssey Maps nor NHM SelfCheck shows ads.

### Which is updated more often, Odyssey Maps or NHM SelfCheck?

Odyssey Maps ships an update fortnightly, and NHM SelfCheck fortnightly. Most recently, Odyssey Maps was updated on November 7, 2026 and NHM SelfCheck on November 3, 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.*