Marlin Keypad vs Tkding
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Marlin Keypad
This utility app allows users to connect with and control Marlin MFlex Legend Keypads. It provides essential functionality for managing these specialized devices.
- Connect to Marlin MFlex Legend Keypads
- Control Marlin MFlex Legend Keypads
- Utility functions
- Device management
Read full descriptionHide full description
Utility app for connecting to and controlling Marlin MFlex Legend Keypads.
Tkding
Read full descriptionHide full description
This application connects to our Taekwondo electronic body protector equipment via Bluetooth, receives striking data in real time, and updates the score instantly. After a strike, the system automatically determines whether the red or blue side scores, and the points are dynamically displayed on the app interface. The app is suitable for Taekwondo matches and training scenarios.
Screenshots
Verdict
The clearest difference is update cadence: Tkding at every 4 months against Marlin Keypad's every 10 months. Marlin Keypad's advantage is iOS requirement (12.0 vs 15.6). 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.
Marlin Keypad ships an update every 10 months, Tkding every 4 months. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.
| Parameter | Marlin Keypad | Tkding |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 10 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 33 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Marlin Technologies, Inc. | 腾浩 黄 |
In-app purchases
Marlin Keypad
No in-app purchases
Tkding
No in-app purchases
