# OSM sketch vs CPD District Map

The clearest difference is rating: CPD District Map at 5.0 against OSM sketch's 4.5. CPD District Map also leads on update cadence (every 2 days vs every 4 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

CPD District Map holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

OSM sketch ships an update every 4 months, CPD District Map every 2 days. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OSM sketch | CPD District Map |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/osm-sketch/id777144672/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cpd-district-map/id6468364632/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Ad-supported | Ad-supported |
| Size | 8 MB | 20 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masaki Fujimoto](https://appshunter.io/developer/777144675) | [JC Accounting & Innovative Technologies, Inc](https://appshunter.io/developer/1246822420) |

## What reviewers say

### OSM sketch

[App page](https://appshunter.io/ios/app/osm-sketch/id777144672)

Draw directly on OpenStreetMap maps to create annotations and memos. Save your drawings as GPX files to upload and edit on desktop OSM editors. Ideal for planning routes or marking points of interest on the go.

**Highlights:** Draw on OSM maps, Save drawings as GPX, Upload to OSM account, Multi-touch gestures, Display current location, Zoom and scroll map

**In-app purchases:** none


### CPD District Map

[App page](https://appshunter.io/ios/app/cpd-district-map/id6468364632)

This app provides an interactive map of Chicago, displaying district and beat boundaries in real-time. It helps users identify their current location, search by address, and access quick links for precinct calls and navigation. Additional layers like satellite and street view enhance the mapping experience.

**Highlights:** Real-time location display, District/Beat boundary visualization, Address search functionality, Quick links to precinct and navigation, Satellite and street view layers, Saves last searched address

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OSM sketch free?

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

### Is CPD District Map free?

CPD District Map is free to download, with no in-app purchases.

### Which has better reviews, OSM sketch or CPD District Map?

CPD District Map is rated higher. OSM sketch averages 4.5 out of 5 from 2 ratings, while CPD District Map averages 5.0 from 1 ratings.

### Do OSM sketch or CPD District Map have ads?

Both OSM sketch and CPD District Map show ads.

### Which is updated more often, OSM sketch or CPD District Map?

OSM sketch ships an update every 4 months, and CPD District Map every 2 days. Most recently, OSM sketch was updated on October 7, 2026 and CPD District Map on October 24, 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.*