# Tinewa Smart vs Car Modification

The clearest difference is in-app purchases: Tinewa Smart at none against Car Modification's 3. Tinewa Smart also leads on iOS requirement (13.0 vs 17.6). Car Modification's advantage is update cadence (every 2 months vs every 16 months). On price, ads and device support there is nothing between them.

Both are free to download. Car Modification sells 3 one-off in-app purchases. Tinewa Smart asks for nothing beyond the download.

Tinewa Smart ships an update every 16 months, Car Modification every 2 months. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Tinewa Smart | Car Modification |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/tinewa-smart/id1664418992/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 287 MB | 41 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SuZhou Changweihou Trading Ltd](https://appshunter.io/developer/1660716551) | [Furkan Abbasioglu](https://appshunter.io/developer/1777476651) |

## What reviewers say

### Tinewa Smart

[App page](https://appshunter.io/ios/app/tinewa-smart/id1664418992)

This app provides advanced door lock and security solutions, drawing on nearly 20 years of manufacturing experience. It aims to offer families worldwide safe and convenient locking mechanisms.

**Highlights:** Professional lock-making experience, Dedicated R&D team, Safe and convenient locks, Focus on product quality, Customer needs oriented

**Features:** macOS Compatibility

**In-app purchases:** none


### Car Modification

[App page](https://appshunter.io/ios/app/car-modification-modicar-ai/id6772326821)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Credits | $0.29 | one-time |
| 5 Credits | $0.49 | one-time |
| 10 Credits | $0.99 | one-time |


## Frequently asked questions

### Is Tinewa Smart free?

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

### Is Car Modification free?

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

### Do Tinewa Smart or Car Modification have ads?

Neither Tinewa Smart nor Car Modification shows ads.

### Which is updated more often, Tinewa Smart or Car Modification?

Tinewa Smart ships an update every 16 months, and Car Modification every 2 months. Most recently, Tinewa Smart was updated on October 2, 2026 and Car Modification on October 10, 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.*