Mancos vs OldMapsOnline
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mancos
Explore the geology of the United States and other regions with this app. Access state geological maps, formation data, and stratigraphic columns. Discover local fossil collections directly from your device.
- Interactive geological maps
- Searchable by name or GPS
- State-level geological data
- Geological formation information
- Regional stratigraphic columns
- Fossil collection discovery
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Mancos brings the geology of the United States and beyond to your iPhone. Tap the map, search by name, or use GPS to instantly locate yourself, show state-level geological maps, the geological formation and the regional stratigraphic column, all supplied by the servers at earth-base.org. Also view any fossil collections from your region, supplied by paleodb.org.
OldMapsOnline
Explore a vast collection of historical maps to visualize how the world has changed. Overlay old maps with modern views, use an interactive timeline, and access integrated historical information. Contribute to a growing community database of cartographic history.
- Vast collection of historical maps
- Interactive map with timeline
- Overlay and compare maps
- Community-driven collection
- Wikipedia integration
- Search by location and year
- Browser extension for map collection
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Step into the past with OldMapsOnline, the ultimate iOS app for history enthusiasts and curious minds. Discover a treasure trove of historical maps that reveal the stories of our world like never before. Key Features: Vast Collection of Historical Maps: Access over 500,000 high-resolution scanned maps from prestigious cultural institutions. Explore detailed maps from various eras and see how geographical and political landscapes have changed over time. Interactive Map with Timeline: Dive deep into history with an interactive map that features a dynamic timeline. Select any year and watch the map transform to reflect historical data, showcasing the evolution of political boundaries and significant events. Overlay and Compare Maps: Gain a unique perspective by overlaying historical maps onto modern maps. Use our compare tool to see the transformation of cities, regions, and landscapes across centuries. Community-Driven Collection: Join a growing community of history enthusiasts who contribute to the largest online collection of old maps. Share your discoveries and help uncover the hidden stories within these maps. Seamless Wikipedia Integration: For those eager to learn more, our app offers integrated information from Wikipedia, providing a gateway to extensive historical content and deeper research. Intuitive Search by Location: Effortlessly find old maps by zooming and panning on a world map, or simply type in a place name. Utilize the timeline to explore different years and watch the map update with historical boundaries. Convenient Browser Extension: Easily add historical maps found on the web to the OldMapsOnline collection with our browser extension, expanding the richness of our database. Embark on a Journey Through Time OldMapsOnline offers powerful tools to visualize history, including a 3D terrain view, augmented reality features, and advanced catalog search. Whether you're a historian, student, or an explorer of the past, our app makes it easy to delve into the rich history of any location. About OldMapsOnline Created by a dedicated team of cartographers, historians, and volunteers, OldMapsOnline is a collaborative project that harnesses the latest technology to make historical maps accessible to everyone. Our partners include renowned institutions like the British Library, ETH Zurich, and the David Rumsey Collection at Stanford. Download OldMapsOnline today and start your journey through the world's history, one map at a time!
Screenshots
Verdict
The clearest difference is price: OldMapsOnline at Free against Mancos's $2.99. OldMapsOnline also leads on iOS requirement (17.2 vs 26.0). Mancos's advantage is review sentiment (70% vs 26%) and rating (5.0 vs 3.2). On ratings volume, update cadence and device support 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
OldMapsOnline is free to download; Mancos costs $2.99 up front. OldMapsOnline sells 1 one-off in-app purchase. Mancos asks for nothing beyond the download.
Mancos holds the better App Store score, 5.0 against 3.2. Both are backed by a comparable volume of ratings — 13 and 27 respectively. Written reviews point the same way: 70% of Mancos's written reviews are positive against 26% of OldMapsOnline's.
Both ship on a similar rhythm, roughly every 4 months. Both last shipped on November 1, 2026.
| Parameter | Mancos | OldMapsOnline |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 5.0 (13 ratings) — better | 3.2 (27 ratings) |
| Positive reviews | 70.0% of reviews — better | 25.6% of reviews |
| Number of ratings | 13 | 27 — better |
| Update frequency | Every 4 months | Every 4 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPad |
| Requires iOS | 26.0 | 17.2 — better |
| Further details — not scored | ||
| Size | 10 MB | 11 MB |
| Age rating | 4+ | 12+ |
| Developer | Hunt Mountain Software | Klokan Technologies |
Customer experience
Mancos
OldMapsOnline
Bugs and requests
Mancos
Not enough reviews yet to summarise bugs or requests.
OldMapsOnline
Reported bugs
3 issues- Maps not loading properly
- Constant crashes and freezes
- Inaccurate GPS and location data
Requested features
4 requests- Ability to overlay maps and see current location
- Option to download maps for offline use
- Improved search and filtering capabilities
- Easier map sharing and exporting
In-app purchases
Mancos
No in-app purchases
OldMapsOnline
- Ad free version$1.99









