# iGIS vs Cud Bud

The clearest difference is in-app purchases: Cud Bud at none against iGIS's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. iGIS sells 2 one-off in-app purchases. Cud Bud asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 26, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | iGIS | Cud Bud |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (9 ratings)](https://appshunter.io/ios/app/igis/id338967404/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 64.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 74 MB | 44 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Geometry](https://appshunter.io/developer/288087902) | [Graham Fletcher](https://appshunter.io/developer/6786960408) |

## What reviewers say

### iGIS

[App page](https://appshunter.io/ios/app/igis/id338967404)

This app brings true GIS functionality to your iPhone, allowing you to load, view, create, and export your own spatial data. It supports various data formats and projections, enabling offline use for fieldwork. Customize layers, add comments, and export data for enterprise use.

**Highlights:** Load, view, and investigate spatial data, Create and export ESRI Shapefiles, Supports multiple data layers (points, lines, polygons), Offline data access for fieldwork, Customizable data entry forms, Add comments and annotations to maps

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iGIS Pro - 1 Month Subscription | $9.99 | one-time |
| iGIS Pro - 1 Year Subscription | $31.99 | one-time |


### Cud Bud

[App page](https://appshunter.io/ios/app/cud-bud/id6786960406)

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

**In-app purchases:** none


## Frequently asked questions

### Is iGIS free?

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

### Is Cud Bud free?

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

### Do iGIS or Cud Bud have ads?

Neither iGIS nor Cud Bud shows ads.

### Which is updated more often, iGIS or Cud Bud?

iGIS ships an update every 3 weeks, and Cud Bud every 3 weeks. Most recently, iGIS was updated on October 26, 2026 and Cud Bud on September 27, 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.*