# fx12 vs CALINT

The clearest difference is in-app purchases: fx12 at none against CALINT's 1. fx12 also leads on ads (none vs shown) and iOS requirement (9.3 vs 13.0). On price, update cadence and device support there is nothing between them.

Both are free to download. CALINT sells 1 in-app purchase, starting at $1.49 per month. fx12 asks for nothing beyond the download.

fx12 ships an update every 2 months, CALINT every 3 months. The most recent releases landed on October 4, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | fx12 | CALINT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fx12/id1089760330/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | — | 57.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 35 MB |
| Requires iOS | **9.3** | 13.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Favionics](https://appshunter.io/developer/495997736) | [株式会社moegi](https://appshunter.io/developer/1456598569) |

## What reviewers say

### fx12

[App page](https://appshunter.io/ios/app/fx12/id1089760330)

This utility app connects to specific hardware devices, allowing real-time viewing and modification of parameters like altimeter and GPS data. An optional smartwatch app extends functionality to display telemetry and control models remotely. Be aware that background location usage may impact battery life.

**Highlights:** View and change device parameters, Real-time altimeter data, Real-time GPS data, Optional Apple Watch app, Remote model control

**Features:** macOS Compatibility

**In-app purchases:** none


### CALINT

[App page](https://appshunter.io/ios/app/calint/id1456598570)

Record videos of your travels while simultaneously capturing location, speed, and direction data. Save your journey as video, image, or text data, and visualize it on a web application. Ideal for documenting trips, using as a dash cam, or even for RC vehicle recording.

**Highlights:** Record video with live map overlay, Capture location, speed, altitude, and direction, Save data as video, image, or text, Visualize travel tracks on web application, Use as a dash cam or for RC vehicles, Selfie mode for travel vlogging

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CALINT None Ad | $1.49 | per month |


## Frequently asked questions

### Is fx12 free?

fx12 is free to download, with no in-app purchases.

### Is CALINT free?

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

### Do fx12 or CALINT have ads?

CALINT shows ads; fx12 does not.

### Which is updated more often, fx12 or CALINT?

fx12 ships an update every 2 months, and CALINT every 3 months. Most recently, fx12 was updated on October 4, 2026 and CALINT on October 2, 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.*