# tTEM controller vs FO Maps

The clearest difference is in-app purchases: tTEM controller at none against FO Maps's 3. tTEM controller also leads on ads (none vs shown). FO Maps's advantage is update cadence (every 5 days vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. FO Maps sells 3 in-app purchases, starting at $2.99 per month. tTEM controller asks for nothing beyond the download.

tTEM controller ships an update every 6 months, FO Maps every 5 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | tTEM controller | FO Maps |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/fo-maps-geopdf-gps-offline/id6760211876/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 5 days** |
| Monetization | — | Ad-supported |
| Size | 29 MB | 129 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Temcompany ApS](https://appshunter.io/developer/1700820640) | [juan carlo abuin pampaloni](https://appshunter.io/developer/1871589680) |

## What reviewers say

### tTEM controller

[App page](https://appshunter.io/ios/app/ttem-controller/id6739423328)

**Features:** macOS Compatibility

**In-app purchases:** none


### FO Maps

[App page](https://appshunter.io/ios/app/fo-maps-geopdf-gps-offline/id6760211876)

This app provides offline GIS capabilities for professionals in fields like mining, construction, and agriculture. It allows for importing plans, creating markers with photos, and collaborating with teams, all without an internet connection.

**Highlights:** Offline map and plan import (GeoPDF, KML, KMZ), GPS markers with custom templates and geotagged photos, Team collaboration with offline project sharing, Vector drawing tools (lines, polygons, routes), Data export to KML/KMZ, CSV, and PDF reports, Offline weather forecasts and alerts (Pro feature)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FO Maps Pro Monthly | $2.99 | per month |
| FO Maps Explorer | $9.99 | per year |
| FO Maps Pro Annual | $18.99 | per year |


## Frequently asked questions

### Is tTEM controller free?

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

### Is FO Maps free?

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

### Do tTEM controller or FO Maps have ads?

FO Maps shows ads; tTEM controller does not.

### Which is updated more often, tTEM controller or FO Maps?

tTEM controller ships an update every 6 months, and FO Maps every 5 days. Most recently, tTEM controller was updated on October 24, 2026 and FO Maps on October 25, 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.*