KYDZ vs OBDSTAR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KYDZ
This app connects automotive locksmiths to specialized hardware for generating car remotes, smart cards, and performing key profiling. It offers tools like a mechanical key ruler and VIN lookup for efficient locksmithing tasks.
- Car remote control generation
- Smart card generation
- Key profiling cutting
- Mechanical key ruler
- Vehicle frame number query
- Bluetooth device connectivity
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An efficient App launched by Keyoung Electronics to serve global automotive locksmiths, it can connect Alien key machines and KYDZ generators via Bluetooth to realize functions such as car remote control generation, smart card generation, key profiling cutting, and more. The software also provides convenient functions such as mechanical key ruler and vehicle frame number query. The software connects to different devices through Bluetooth to achieve different functions. When connected to the Alien key machine, it can perform functions such as profiling and cutting mechanical keys; when connected to the KYDZ slave generator, remote control and smart card generation can be achieved.
OBDSTAR
A handheld maintenance database for technicians, offering technical support, data queries, video viewing, and after-sales consultation. It provides a comprehensive database for automotive, motorcycle, and marine maintenance, aiming for efficient and professional service.
- Handheld maintenance database
- Technical support
- Data query
- Video viewing
- After-sales consultation
- Comprehensive maintenance data
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"OBDSTAR" APP is a handheld maintenance database designed for maintenance technicians. It is a service APP that can bring more convenient, efficient and professional services to end-users, integrating technical support, data query, video viewing, after-sales consultation, feedback and other multi-functions. It supports a comprehensive maintenance data query database for automobiles, motorcycles, ships, etc. With powerful functions and excellent experience, it is a practical service platform for maintenance technicians to solve their problems.
Screenshots
Verdict
The clearest difference is review sentiment: KYDZ at 75% against OBDSTAR's 0%. KYDZ also leads on rating (4.1 vs 1.5) and ads (none vs shown). On price, ratings volume, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
KYDZ holds the better App Store score, 4.1 against 1.5. Both are backed by a comparable volume of ratings — 7 and 4 respectively. Written reviews point the same way: 75% of KYDZ's written reviews are positive against 0% of OBDSTAR's.
KYDZ ships an update every 10 days, OBDSTAR every 6 months. The most recent releases landed on September 13, 2026 and September 22, 2026 respectively.
| Parameter | KYDZ | OBDSTAR |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (7 ratings) — better | 1.5 (4 ratings) |
| Positive reviews | 75.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 7 — better | 4 |
| Update frequency | Every 10 days — better | Every 6 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 403 MB | 122 MB |
| Age rating | 17+ | 17+ |
| Developer | Wuxi Kaiyang Electronic Technology Co., Ltd. | 深圳市轩宇车鼎科技有限公司 |
Customer experience
KYDZ
OBDSTAR
In-app purchases
KYDZ
No in-app purchases
OBDSTAR
No in-app purchases
