# JP.cars vs DDTSB

The clearest difference is update cadence: JP.cars at monthly against DDTSB's every 7 months. 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.

JP.cars ships an update monthly, DDTSB every 7 months. The most recent releases landed on September 18, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | JP.cars | DDTSB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ddtsb/id6740241315/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 7 months |
| Monetization | — | Free |
| Size | 93 MB | 14 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Japiecars B.V.](https://appshunter.io/developer/1425794573) | [Elektro Partner ApS](https://appshunter.io/developer/1789123561) |

## What reviewers say

### JP.cars

[App page](https://appshunter.io/ios/app/jpcars/id1610129290)

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

**In-app purchases:** none


### DDTSB

[App page](https://appshunter.io/ios/app/ddtsb/id6740241315)

Access a vast database of automotive service bulletins and troubleshooting guides. Avoid common errors by leveraging solutions already found by other workshops globally. This tool provides detailed information on over 10,000 service bulletins and 400,000 error codes.

**Highlights:** 10,000+ service bulletins, 400,000+ error codes, Model-specific troubleshooting, Global mechanic community, Error explanations and experiences

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

**In-app purchases:** none


## Frequently asked questions

### Is JP.cars free?

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

### Is DDTSB free?

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

### Do JP.cars or DDTSB have ads?

Neither JP.cars nor DDTSB shows ads.

### Which is updated more often, JP.cars or DDTSB?

JP.cars ships an update monthly, and DDTSB every 7 months. Most recently, JP.cars was updated on September 18, 2026 and DDTSB on September 11, 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.*