KeyCodeCheck vs Locksmith FieldPro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KeyCodeCheck
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The new feature is called "Key Grid." The key codes are displayed in a grid format. It automatically scrolls and highlights according to the keys you type. You can quickly and comprehensively check which keys are correctly recognized or not recognized by your device. --- "KeyCodeCheck" is an easy-to-use hardware keyboard keycode confirmation app with a simple UI for intuitive operation. Features: 1. Intuitive UI: With a straightforward design, navigating the app is effortless. No complicated procedures are required—just open, type a key, and confirm. That's it. 2. Key Typed Confirmation: Simply type a key, and its corresponding keycode is instantly displayed. This user-friendly app allows you to quickly retrieve the information you need. 3. Compatibility with Various Keyboards: Compatible with a variety of hardware keyboards, whether USB or Bluetooth connected. No need to worry about the connection method; you can check the keycodes for any keyboard. 4. Support for Special Keys: Shift key, Command key, Option key, Capslock key, and other special keys are supported. It works seamlessly with the operation of your familiar keyboard. 5. Keydown/Keyup Display: Displaying both the moment a key is pressed (keydown) and released (keyup), this feature is perfect for those who want to closely examine keyboard behavior. 6. Key Grid The key codes are displayed in a grid format. It automatically scrolls and highlights according to the keys you type. You can quickly and comprehensively check which keys are correctly recognized or not recognized by your device. Explore and confirm keyboard keycodes effortlessly with "KeyCodeCheck". Quickly identify the keycodes for each key on your device. Feel free to ask questions or provide feedback. Enjoy the simplicity of KeyCodeCheck.
Locksmith FieldPro
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FieldPro is a professional knowledge platform built for automotive locksmiths who need accurate information fast in the field. Stop guessing. Stop searching forums. Get real-world data from technicians who actually perform the work. FieldPro combines vehicle identification tools with crowdsourced field intelligence so you can quickly find the most reliable way to complete the job. Vehicle Identification • VIN decode using NHTSA data • Quick Make, Year, Model selection • Vehicle image confirmation • Save and organize frequently serviced vehicles Key & Remote Intelligence • Smart key, transponder, and mechanical key types • Chip type information • FCC ID lookup and remote details • Stand-alone remote vs integrated smart key identification Tool Compatibility • See which tools work best for each vehicle • Add Key vs All Keys Lost support • OBD, EEPROM, and on-board programming methods • Community success rates and real technician feedback Field-Tested Procedures • Step-by-step instructions • Required tools and conditions • Common failure points and warnings • Time estimates and difficulty indicators Crowdsourced Field Data (What makes FieldPro different) • Real results from working locksmiths • Success / partial / failed reporting • Confidence scoring based on field use • Continuously improving knowledge base Built for Professionals • Fast, simple workflow designed for mobile use • Save notes, photos, and job details • Favorite vehicles for quick access • Designed by locksmiths for locksmiths Whether you're programming keys, diagnosing a remote issue, or handling an All Keys Lost situation, FieldPro gives you the information you need to finish the job with confidence.
Screenshots
Verdict
The clearest difference is iOS requirement: Locksmith FieldPro at 15.1 against KeyCodeCheck's 17.0. On price, ads, 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.
| Parameter | KeyCodeCheck | Locksmith FieldPro |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 1 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | Kenta Akimoto | Kyle Barnard |
In-app purchases
KeyCodeCheck
No in-app purchases
Locksmith FieldPro
No in-app purchases





