# ACV Viper vs TCI TUNER

The clearest difference is update cadence: ACV Viper at fortnightly against TCI TUNER's every 7 months. TCI TUNER's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

ACV Viper ships an update fortnightly, TCI TUNER every 7 months. The most recent releases landed on October 16, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ACV Viper | TCI TUNER |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 7 months |
| Size | 190 MB | 20 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ACV Auctions Inc](https://appshunter.io/developer/969808942) | [Edelbrock Corp](https://appshunter.io/developer/1579096297) |

## What reviewers say

### ACV Viper

[App page](https://appshunter.io/ios/app/acv-viper/id6476239640)

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

**In-app purchases:** none


### TCI TUNER

[App page](https://appshunter.io/ios/app/tci-tuner/id6499452376)

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

**In-app purchases:** none


## Frequently asked questions

### Is ACV Viper free?

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

### Is TCI TUNER free?

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

### Do ACV Viper or TCI TUNER have ads?

Neither ACV Viper nor TCI TUNER shows ads.

### Which is updated more often, ACV Viper or TCI TUNER?

ACV Viper ships an update fortnightly, and TCI TUNER every 7 months. Most recently, ACV Viper was updated on October 16, 2026 and TCI TUNER on October 27, 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.*