# DOCSA vs SV Ignition Tuner

The clearest difference is price: DOCSA at Free against SV Ignition Tuner's $64.99. DOCSA also leads on iOS requirement (15.6 vs 17.6). SV Ignition Tuner's advantage is update cadence (every 4 months vs every 10 months). On ads, in-app purchases and device support there is nothing between them.

DOCSA is free to download; SV Ignition Tuner costs $64.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DOCSA ships an update every 10 months, SV Ignition Tuner every 4 months. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | DOCSA | SV Ignition Tuner |
| --- | --- | --- |
| Price | **Free** | $64.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 months** |
| Size | 11 MB | 7 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [R R Luppino](https://appshunter.io/developer/1116001823) | [Michael Arnott](https://appshunter.io/developer/1579005889) |

## What reviewers say

### DOCSA

[App page](https://appshunter.io/ios/app/docsa/id1481467011)

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

**In-app purchases:** none


### SV Ignition Tuner

[App page](https://appshunter.io/ios/app/sv-ignition-tuner/id1579005887)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DOCSA free?

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

### Is SV Ignition Tuner free?

SV Ignition Tuner costs $64.99, with no in-app purchases.

### Do DOCSA or SV Ignition Tuner have ads?

Neither DOCSA nor SV Ignition Tuner shows ads.

### Which is updated more often, DOCSA or SV Ignition Tuner?

DOCSA ships an update every 10 months, and SV Ignition Tuner every 4 months. Most recently, DOCSA was updated on October 13, 2026 and SV Ignition Tuner 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.*