# Callthru vs TurboTune

The clearest difference is iOS requirement: Callthru at 10.0 against TurboTune's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 5 months. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Callthru | TurboTune |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/turbotune/id6761314616/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | Every 5 months |
| Monetization | — | Free |
| Size | 38 MB | 23 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [OmniVigil Solutions](https://appshunter.io/developer/594184282) | [Jacob Richards](https://appshunter.io/developer/1888817884) |

## What reviewers say

### Callthru

[App page](https://appshunter.io/ios/app/callthru/id594184279)

**Features:** macOS Compatibility

**In-app purchases:** none


### TurboTune

[App page](https://appshunter.io/ios/app/turbotune/id6761314616)

This app enhances your driving by generating responsive engine sounds that match your car's real-time RPM data. It provides a visual tachometer and allows you to balance engine audio with your music for a more immersive experience. Requires companion hardware.

**Highlights:** Real-time RPM data, Responsive engine sound, Tachometer display, Adjustable audio balance, Simple hardware connection

**In-app purchases:** none


## Frequently asked questions

### Is Callthru free?

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

### Is TurboTune free?

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

### Do Callthru or TurboTune have ads?

Neither Callthru nor TurboTune shows ads.

### Which is updated more often, Callthru or TurboTune?

Callthru ships an update every 5 months, and TurboTune every 5 months. Most recently, Callthru was updated on October 19, 2026 and TurboTune 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.*