My Unit Conversion vs Holtek MCU Selector
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
My Unit Conversion
Easily convert units within various categories like length, mass, and temperature. This free application handles decimal conversions and is ad-free, offering a straightforward utility for everyday needs.
- Unit conversion within categories
- Supports decimals
- Ad-free experience
- Multiple categories supported
- Simple and straightforward design
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The application has been designed to do a single, simple job, which is to convert one unit to another within a specific category. The application is free to use and free of ads. In this first release, the app. only supports conversion too and from decimals and currently does not support conversion of multiple units at once, for example converting 5 feet 9 inches to metres. Categories currently include * Angle * Area * Data Storage * Data Transfer Rates * Frequency * Fuel Economy * Energy * Length * Luminous Energy * Magnetomotive Force * Mass * Power * Pressure * Speed * Temperature * Time * Volume
Holtek MCU Selector
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The Holtek MCU Selector App is provided for mobile device users. By setting up parameter search conditions, customers can select their most suitable MCU by choosing from the many MCU product categories in real time and then checking the latest product and specification information. This App therefore provides a superior tool for product selection. The Holtek MCU Selector App has an intuitive and convenient operational process. Here search conditions are setup and then a search implemented according to more than 80 parameters to find the right device selection from among the full range of 8-bit and 32-bit MCUs. If the part number of a Holtek MCU is already known and it is required to find the specifications and characteristics of the device, then it is only necessary to enter the part number in the search interface to obtain complete detailed information. Features - Intuitive and convenient MCU selection tool - Supports both Holtek 8-bit and 32-bit MCU series - Parameter search function based on multiple MCU application categories and technical specifications - Accurate search facility and viewing of information based on specific device - Selection results can be sorted, compared, saved and recalled - Management function for customerβs preferred MCU devices - Can use social messaging software to share obtained devices - Instant access to MCU key specifications and related technical documents - Integrated alongside the Holtek group website
Screenshots
Verdict
The clearest difference is update cadence: Holtek MCU Selector at every 2 months against My Unit Conversion's every 12 months. My Unit Conversion's advantage is iOS requirement (8.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
My Unit Conversion ships an update every 12 months, Holtek MCU Selector every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | My Unit Conversion | Holtek MCU Selector |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 80.0% of reviews | β |
| Update frequency | Every 12 months | Every 2 months β better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone, iPad, iPod, Mac β better | iPhone, iPad, iPod |
| Requires iOS | 8.0 β better | 13.0 |
| Further details β not scored | ||
| Size | 37 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Mark Timmings | Holtek Semiconductor(China) Inc |
In-app purchases
My Unit Conversion
No in-app purchases
Holtek MCU Selector
No in-app purchases
Questions
Is My Unit Conversion free?
Is Holtek MCU Selector free?
Do My Unit Conversion or Holtek MCU Selector have ads?
Which is updated more often, My Unit Conversion or Holtek MCU Selector?
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