Holtek MCU Selector vs Widget for Netatmo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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 customer’s 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
Widget for Netatmo
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Widget for Netatmo puts your Netatmo Energy thermostat right on your iPhone Home Screen: measured temperature, target temperature (setpoint) and current mode, always at a glance without opening another app. READ-ONLY MONITORING The app does not change thermostat setpoints, schedules or modes: it shows temperature, setpoint and status for information only. To adjust your heating, use the official Netatmo apps or the thermostat itself. WHAT THE WIDGET SHOWS • Measured room temperature • Target temperature (setpoint) • Current mode (schedule, manual, heating on) • Time of the last update • The room or thermostat you choose: every widget has its own room, so with several valves you add one widget per room FREE FEATURES • Sign in with your Netatmo account (secure OAuth login) • Home Screen widget in the Classic style, small and medium sizes • List of homes and rooms linked to your account • Automatic data refresh during the day (iOS decides the timing) IN-APP PURCHASES (optional) • Layout 1: Lock Screen widget (rectangle under the clock) with room, setpoint, temperature and status • Layout 2: circle widget for the Lock Screen and StandBy, up to four side by side to keep an eye on several valves • Quick refresh: update data whenever you want with a tap on the widget, without opening the app • Widget skin: native iOS styles Home, Weather, Ring, Minimal and Detailed • Enable all features: one-time purchase that unlocks everything • Enable all: subscription that includes every feature Prices and terms are shown in the app; purchases are managed with your Apple ID. REQUIREMENTS Requires an installed Netatmo Energy thermostat (or Netatmo valves) and a Netatmo account. An internet connection is needed. TIPS • To add the widget: touch and hold the Home Screen, tap “+” and search for “Widget for Netatmo”. Lock Screen widgets are added from Lock Screen → Customize. • To pick a widget’s room: touch and hold the widget → Edit Widget → Room. • If the data looks stale, open the app and tap “Refresh”. NOTE Developed by Actisoft and compatible with Netatmo thermostats. This is not an official app and is not affiliated with Netatmo or Legrand. Netatmo is a trademark of its respective owners. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.giraitalia.com/netatmo-widget-ios-privacy-policy.html
Screenshots
Verdict
The clearest difference is in-app purchases: Holtek MCU Selector at none against Widget for Netatmo's 6. Holtek MCU Selector also leads on iOS requirement (13.0 vs 17.0). Widget for Netatmo's advantage is update cadence (weekly vs every 2 months). On price, ads 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. Widget for Netatmo sells 6 in-app purchases, starting at $0.99 per year. Holtek MCU Selector asks for nothing beyond the download.
Holtek MCU Selector ships an update every 2 months, Widget for Netatmo weekly. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.
| Parameter | Holtek MCU Selector | Widget for Netatmo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 19 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Holtek Semiconductor(China) Inc | Actisoft S.r.l. |
In-app purchases
Holtek MCU Selector
No in-app purchases
Widget for Netatmo
- Small layout$0.991 Year
- Extra small layout$0.991 Year
- Quick access Energy app$0.991 Year
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- Enable all$1.991 Month
- Widget skin$0.99
- Enable all features$19.99
Questions
Is Holtek MCU Selector free?
Is Widget for Netatmo free?
Do Holtek MCU Selector or Widget for Netatmo have ads?
Which is updated more often, Holtek MCU Selector or Widget for Netatmo?
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