# DeepTime for Geology vs ArcGIS Maps SDK Samples

The clearest difference is review sentiment: DeepTime for Geology at 80% against ArcGIS Maps SDK Samples's 0%. DeepTime for Geology also leads on rating (5.0 vs 4.6). ArcGIS Maps SDK Samples's advantage is iOS requirement (18.0 vs 26.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

DeepTime for Geology holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 8 and 9 respectively. Written reviews point the same way: 80% of DeepTime for Geology's written reviews are positive against 0% of ArcGIS Maps SDK Samples's.

DeepTime for Geology ships an update every 3 months, ArcGIS Maps SDK Samples every 4 months. The most recent releases landed on October 29, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | DeepTime for Geology | ArcGIS Maps SDK Samples |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/deeptime-for-geology/id1500200416/reviews)** | [4.6 (9 ratings)](https://appshunter.io/ios/app/arcgis-maps-sdk-samples/id1630449018/reviews) |
| Number of ratings | 8 | **9** |
| Positive reviews | **80.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 1 MB | 141 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Hunt Mountain Software](https://appshunter.io/developer/328710008) | [ESRI](https://appshunter.io/developer/379687933) |

## What reviewers say

### DeepTime for Geology

[App page](https://appshunter.io/ios/app/deeptime-for-geology/id1500200416)

Explore an interactive geological time scale with detailed information on each unit, including GSSP definitions and color codes. Search for terms and view GSSPs on a global map. Ideal for geologists, students, and Earth history enthusiasts.

**Highlights:** Interactive geological time scale, Detailed GSSP definitions, CMYK and RGB color codes, Searchable by name or age, Global GSSP map integration, Tips for using time terms

**Features:** Vision Pro support

**In-app purchases:** none


### ArcGIS Maps SDK Samples

[App page](https://appshunter.io/ios/app/arcgis-maps-sdk-samples/id1630449018)

Explore interactive samples showcasing powerful mapping and visualization capabilities. Learn to integrate advanced features like augmented reality, data editing, and spatial analysis into your own applications by viewing and adapting the provided source code.

**Highlights:** Interactive map and scene samples, Augmented reality visualization, Data editing and offline capabilities, Spatial analysis and routing, View and adapt source code, Search and query functionality

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DeepTime for Geology free?

DeepTime for Geology is free to download, with no in-app purchases.

### Is ArcGIS Maps SDK Samples free?

ArcGIS Maps SDK Samples is free to download, with no in-app purchases.

### Which has better reviews, DeepTime for Geology or ArcGIS Maps SDK Samples?

DeepTime for Geology is rated higher. DeepTime for Geology averages 5.0 out of 5 from 8 ratings, while ArcGIS Maps SDK Samples averages 4.6 from 9 ratings.

### Do DeepTime for Geology or ArcGIS Maps SDK Samples have ads?

Neither DeepTime for Geology nor ArcGIS Maps SDK Samples shows ads.

### Which is updated more often, DeepTime for Geology or ArcGIS Maps SDK Samples?

DeepTime for Geology ships an update every 3 months, and ArcGIS Maps SDK Samples every 4 months. Most recently, DeepTime for Geology was updated on October 29, 2026 and ArcGIS Maps SDK Samples on October 21, 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.*