# Mapply for Open Street Map vs Topo Lock Maps

The clearest difference is review sentiment: Topo Lock Maps at 100% against Mapply for Open Street Map's 14%. Topo Lock Maps also leads on rating (5.0 vs 4.1) and ads (none vs shown). Mapply for Open Street Map's advantage is in-app purchases (none vs 2) and ratings volume (53 vs 6). On price, update cadence and device support there is nothing between them.

Both are free to download. Topo Lock Maps sells 2 in-app purchases, starting at $9.99 per month. Mapply for Open Street Map asks for nothing beyond the download.

Topo Lock Maps holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Mapply for Open Street Map has 53 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 14% of Mapply for Open Street Map's written reviews are positive against 100% of Topo Lock Maps's.

Mapply for Open Street Map ships an update weekly, Topo Lock Maps fortnightly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Mapply for Open Street Map | Topo Lock Maps |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (53 ratings)](https://appshunter.io/ios/app/mapply-for-open-street-map/id1591409886/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/topo-lock-maps/id6465455085/reviews)** |
| Number of ratings | **53** | 6 |
| Positive reviews | 14.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | **Ad-supported** | Freemium |
| Size | 6 MB | 19 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Florian Chrometz](https://appshunter.io/developer/1004595008) | [VonCannon Technology, Incorporated](https://appshunter.io/developer/567643624) |

## What reviewers say

### Mapply for Open Street Map

[App page](https://appshunter.io/ios/app/mapply-for-open-street-map/id1591409886)

Explore detailed maps of the world, including transport networks, hiking trails, and topography. This app leverages OpenStreetMap and other specialized map layers for comprehensive navigation and outdoor adventure planning. Enjoy offline caching for uninterrupted exploration.

**Highlights:** OpenStreetMap integration, Specialized map layers (cycling, transport, sea, trails), Topographical data, Railway information, Offline caching, Satellite views

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

**In-app purchases:** none


### Topo Lock Maps

[App page](https://appshunter.io/ios/app/topo-lock-maps/id6465455085)

This app provides private and secure outdoor navigation with end-to-end encryption. It focuses on user privacy, offering offline maps without tracking or data mining. Enjoy a distraction-free experience designed for various outdoor activities.

**Highlights:** End-to-end encryption, No ads or tracking, Offline maps with no expiration, Fast offline downloads, Local and offline first performance, Battery friendly optimization

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro Yearly | $99.99 | per year |


## Frequently asked questions

### Is Mapply for Open Street Map free?

Mapply for Open Street Map is free to download, with no in-app purchases.

### Is Topo Lock Maps free?

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

### Which has better reviews, Mapply for Open Street Map or Topo Lock Maps?

Topo Lock Maps is rated higher. Mapply for Open Street Map averages 4.1 out of 5 from 53 ratings, while Topo Lock Maps averages 5.0 from 6 ratings.

### Do Mapply for Open Street Map or Topo Lock Maps have ads?

Mapply for Open Street Map shows ads; Topo Lock Maps does not.

### Which is updated more often, Mapply for Open Street Map or Topo Lock Maps?

Mapply for Open Street Map ships an update weekly, and Topo Lock Maps fortnightly. Most recently, Mapply for Open Street Map was updated on November 7, 2026 and Topo Lock Maps on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*