# CALINT vs fx12

The clearest difference is in-app purchases: fx12 at none against CALINT's 1. fx12 also leads on ads (none vs shown) and update cadence (fortnightly vs every 3 months). CALINT's advantage is iOS requirement (13.0 vs 18.0). On price 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.

CALINT ships an update every 3 months, fx12 fortnightly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CALINT | fx12 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fx12-free-flight-models/id1518495325/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 35 MB | 53 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [株式会社moegi](https://appshunter.io/developer/1456598569) | [Favionics](https://appshunter.io/developer/495997736) |

## What reviewers say

### 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 |


### fx12

[App page](https://appshunter.io/ios/app/fx12-free-flight-models/id1518495325)

This app provides a real-time interface for viewing and changing parameters of compatible devices, including altimeter and GPS data. It offers enhanced charting, usability improvements, and new flight analysis tools. An optional Apple Watch app allows for remote telemetry viewing and model control.

**Highlights:** Real-time altimeter and GPS data viewing, Parameter control for compatible devices, Improved charting with intuitive UI, New terrain view on maps, Dedicated timer view for flight parameters, 3D flight visualization (Beta), Advanced flight analysis tools (Beta)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CALINT free?

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

### Is fx12 free?

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

### Do CALINT or fx12 have ads?

CALINT shows ads; fx12 does not.

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

CALINT ships an update every 3 months, and fx12 fortnightly. Most recently, CALINT was updated on October 29, 2026 and fx12 on October 24, 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.*