Comparison

Odyssey Maps vs NHM SelfCheck

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Odyssey Maps

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
Read full description

Odyssey is a private location journal that automatically maps where you’ve been and lets you enrich each place with visits, photos, notes, people, and ratings. Your map fills in as you move, creating a personal footprint of everywhere you’ve explored. Add visits when a moment is worth remembering. Look back with monthly and yearly recaps. No followers. No cloud. Just your memories, on your device. FEATURES • Footprints Map: Your movement fills in the map automatically — like a personal scratch map. • Library Photos: Your iPhone photos appear on your day timeline and map, right where and when you took them. • Rich Visits: Save notes, photos, people, and ratings for any place. • Timeline Recaps: Monthly summaries of where you’ve been. • Searchable History: Find any place, person, or note across all your visits. • Private by Design: All data stays on your iPhone. Never sent, never shared. • Lightweight: Easy on battery and storage. Odyssey is for you, not your followers. ODYSSEY IS FOR • Travelers building a personal scratch map of everywhere they've been • People looking for a private alternative to Google Timeline • Swarm and Foursquare users who want richer visit logs with more privacy • Memory keepers logging restaurants, neighborhoods, hikes, and trips • Anyone who wants to see their month or year in places, not just photos HOW ODYSSEY COMPARES • Unlike Google Maps Timeline, Odyssey stores everything on your device — no cloud, no account required. • Unlike Foursquare Swarm, Odyssey is private by design — no social feed, no followers, no sharing. • Unlike Fog of World, Odyssey adds rich visits with notes, photos, people, and ratings on top of the map. HOW IT WORKS 1. Download Odyssey and allow location access. 2. Your map fills in automatically as you move through the world. 3. Add visits at places that matter — add notes, photos, people, and a rating. 4. Look back anytime with a searchable timeline and monthly or yearly recaps. COMMON QUESTIONS Q: Does Odyssey work offline? A: Yes. All data is stored on your iPhone and the app works without an internet connection. Q: Where is my data stored? A: On your device only. Odyssey does not upload your location data to any server. Q: Does Odyssey drain battery? A: Odyssey is designed to be lightweight and efficient with battery and storage. Q: Is Odyssey free? A: Odyssey is free to download and use. Terms of Use: https://www.odysseymaps.app/terms/ Privacy Policy: https://www.minimasoftware.com/privacy/

About

NHM SelfCheck

Features
Read full description

NHM SelfCheck is for NHM Staff only. Use NHM SelfCheck to scan and checkout materials using your personal device.

Screenshots

Odyssey Maps3 screens
NHM SelfCheck4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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

Scorecard3 real differences · 7 level
Odyssey Maps versus NHM SelfCheck: the parameters behind the verdict, then further details
ParameterOdyssey MapsNHM SelfCheck
PriceFreeFree
Rating4.7 (7 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings7 — better—
Update frequencyFortnightlyFortnightly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS26.015.0 — better
Further details — not scored
Size68 MB359 MB
Age rating4+17+
DeveloperMinima SoftwareMeescan Inc.

In-app purchases

2 purchases

Odyssey Maps

Subscriptions2
  • Pro$2.997 Days
  • Pro14 Days trial$29.991 Year
None

NHM SelfCheck

No in-app purchases

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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