# eTRAP vs ArcGIS Indoors

The clearest difference is update cadence: eTRAP at every 5 weeks against ArcGIS Indoors's every 4 months. eTRAP also leads on iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

eTRAP ships an update every 5 weeks, ArcGIS Indoors every 4 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | eTRAP | ArcGIS Indoors |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (6 ratings)](https://appshunter.io/ios/app/arcgis-indoors/id6741082549/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | — | Free |
| Size | 115 MB | 128 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [USDA MRPBS IT](https://appshunter.io/developer/984062774) | [ESRI](https://appshunter.io/developer/379687933) |

## What reviewers say

### eTRAP

[App page](https://appshunter.io/ios/app/etrap/id1099214110)

**Features:** macOS Compatibility

**In-app purchases:** none


### ArcGIS Indoors

[App page](https://appshunter.io/ios/app/arcgis-indoors/id6741082549)

Navigate and manage indoor spaces with this comprehensive system. Find people, reserve workspaces, and get turn-by-turn directions within complex buildings. Enhance occupant experience and streamline operations.

**Highlights:** Indoor wayfinding and navigation, Workspace and meeting room reservations, Find people, spaces, and assets, Save favorite locations, Share locations with directions, Integrates with indoor positioning systems

**In-app purchases:** none


## Frequently asked questions

### Is eTRAP free?

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

### Is ArcGIS Indoors free?

ArcGIS Indoors is free to download, with no in-app purchases.

### Do eTRAP or ArcGIS Indoors have ads?

Neither eTRAP nor ArcGIS Indoors shows ads.

### Which is updated more often, eTRAP or ArcGIS Indoors?

eTRAP ships an update every 5 weeks, and ArcGIS Indoors every 4 months. Most recently, eTRAP was updated on November 2, 2026 and ArcGIS Indoors on November 4, 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.*