# CoMaps vs OpenBirding

The clearest difference is rating: OpenBirding at 5.0 against CoMaps's 4.7. OpenBirding also leads on review sentiment (100% vs 80%) and update cadence (weekly vs fortnightly). CoMaps's advantage is ratings volume (136 vs 4). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OpenBirding holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: CoMaps has 136 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 80% of CoMaps's written reviews are positive against 100% of OpenBirding's.

CoMaps ships an update fortnightly, OpenBirding weekly. The most recent releases landed on September 25, 2026 and June 30, 2026 respectively.

## The numbers

| Metric | CoMaps | OpenBirding |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (136 ratings)](https://appshunter.io/ios/app/comaps/id6747180809/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/openbirding/id6755897167/reviews)** |
| Number of ratings | **136** | 4 |
| Positive reviews | 80.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free | Free |
| Size | 148 MB | 89 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anton Wenemoser](https://appshunter.io/developer/1820175292) | [Adam Jackson](https://appshunter.io/developer/1857064726) |

## What reviewers say

### CoMaps

[App page](https://appshunter.io/ios/app/comaps/id6747180809)

Navigate your world with a free, open-source mapping application focused on privacy and offline functionality. Discover detailed maps, plan trips without cellular service, and enjoy essential navigation features. It's community-built and respects your data.

**Highlights:** Downloadable detailed maps, Offline navigation, Outdoor mode with trails, Points of interest search, Voice navigation, Bookmark favorite places, Track recording

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent offline map capabilities
- 🔒 Respects user privacy
- 👍 Clean and intuitive interface
- 👍 Detailed trail maps

**What reviewers complain about**

- 🐛 Inability to search by full address
- 🐛 Inconsistent search results
- 👎 Limited navigation features

**Reported bugs**

- Unable to find known locations and addresses
- Incorrect search results for distant locations

**Requested features**

- Add ability to read GPX files and compute distances
- Add option to display elevations in feet
- Improve search functionality to include parks and trails


### OpenBirding

[App page](https://appshunter.io/ios/app/openbirding/id6755897167)

Discover birding locations with this app, featuring offline maps and eBird life list integration. Save favorite spots and custom locations for easy access, all within a clean design tailored for birdwatchers.

**Highlights:** OpenStreetMap base map, Offline hotspot packs, eBird life list import, Save favorite hotspots, Save custom locations, Intuitive design for birders

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

**In-app purchases:** none


## Frequently asked questions

### Is CoMaps free?

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

### Is OpenBirding free?

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

### Which has better reviews, CoMaps or OpenBirding?

OpenBirding is rated higher. CoMaps averages 4.7 out of 5 from 136 ratings, while OpenBirding averages 5.0 from 4 ratings.

### Do CoMaps or OpenBirding have ads?

Neither CoMaps nor OpenBirding shows ads.

### Which is updated more often, CoMaps or OpenBirding?

CoMaps ships an update fortnightly, and OpenBirding weekly. Most recently, CoMaps was updated on September 25, 2026 and OpenBirding on June 30, 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.*