# Testars vs 零秒CarPlus

Testars and 零秒CarPlus are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Testars ships an update monthly, 零秒CarPlus every 3 weeks. The most recent releases landed on June 22, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Testars | 零秒CarPlus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (6 ratings)](https://appshunter.io/ios/app/testars/id1625817559/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 127 MB | 72 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Niubaite Information Technology Company Limited](https://appshunter.io/developer/1625817561) | [Shenzhen Zero Second Hand Technology Co., Ltd](https://appshunter.io/developer/1807255242) |

## What reviewers say

### Testars

[App page](https://appshunter.io/ios/app/testars/id1625817559)

Enhance your Tesla with custom physical buttons and a 3D dashboard. Access extensive quick commands and enjoy seamless OTA hardware upgrades for the latest features. Supports multiple vehicle models.

**Highlights:** Customizable physical buttons, 3D dashboard with CAN data, Support for multiple Tesla models, Extensive quick commands, OTA hardware upgrades via Bluetooth

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

**In-app purchases:** none


### 零秒CarPlus

[App page](https://appshunter.io/ios/app/carplus/id6683301225)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Testars free?

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

### Is 零秒CarPlus free?

零秒CarPlus is free to download, with no in-app purchases.

### Do Testars or 零秒CarPlus have ads?

Neither Testars nor 零秒CarPlus shows ads.

### Which is updated more often, Testars or 零秒CarPlus?

Testars ships an update monthly, and 零秒CarPlus every 3 weeks. Most recently, Testars was updated on June 22, 2026 and 零秒CarPlus on September 15, 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.*