# CoGIS Mobile vs Dcode Reader

The clearest difference is in-app purchases: CoGIS Mobile at none against Dcode Reader's 1. CoGIS Mobile also leads on iOS requirement (15.0 vs 18.0). Dcode Reader's advantage is update cadence (every 3 weeks vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Dcode Reader sells 1 in-app purchase, starting at $9.99 per month. CoGIS Mobile asks for nothing beyond the download.

CoGIS Mobile ships an update every 4 months, Dcode Reader every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | CoGIS Mobile | Dcode Reader |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 73 MB | 56 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Data East, LLC](https://appshunter.io/developer/432496100) | [Deeplai](https://appshunter.io/developer/1627463450) |

## What reviewers say

### CoGIS Mobile

[App page](https://appshunter.io/ios/app/cogis-mobile/id1145800232)

This app provides a full-featured mobile GIS for viewing and editing maps on smartphones and tablets. It supports both online and offline map access, allowing users to collect data, attach media, and search for objects without an internet connection.

**Highlights:** Offline map access, Data collection with templates, Attach media files to objects, GPS/GLONASS location tracking, Object search and identification, Turn map layers on/off

**In-app purchases:** none


### Dcode Reader

[App page](https://appshunter.io/ios/app/dcode-reader/id6450896690)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dcode Reader Pro | $9.99 | per month |


## Frequently asked questions

### Is CoGIS Mobile free?

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

### Is Dcode Reader free?

Dcode Reader is free to download, with in-app purchases available.

### Do CoGIS Mobile or Dcode Reader have ads?

Neither CoGIS Mobile nor Dcode Reader shows ads.

### Which is updated more often, CoGIS Mobile or Dcode Reader?

CoGIS Mobile ships an update every 4 months, and Dcode Reader every 3 weeks. Most recently, CoGIS Mobile was updated on November 2, 2026 and Dcode Reader on November 3, 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.*