ThermoMaven vs TechAssistant 2.0
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ThermoMaven
This app connects to your smart cooking devices, allowing remote monitoring and control. It provides real-time temperature data, cooking progress graphs, and smart alerts to help you achieve perfect results every time.
- Remote device monitoring
- Manual and Smart cooking modes
- Predictive cooking time estimation
- Real-time temperature graph
- Customizable notifications and alerts
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At ThermoMaven, our vision is to redefine the culinary landscape by providing every home chef with the tools and knowledge to create exceptional dishes. We aspire to unlock a world of culinary excellence, where precision, durability, and affordability converge to make gourmet cooking accessible to all. ThermoMaven is an all-in-one app that allows you to manage all your ThermoMaven devices, allowing you to monitor your devices, update device software, and receive notifications. The real-time temperature graph and multiple sensors accurately display each point of temperature, providing insight into your cooking progress. Features - Monitor Device: Monitor your cooking from anywhere with an Internet connection. - Manual and Smart Mode: Manual Mode lets you set a target temperature and alerts you when it's reached. Meanwhile, Smart Mode guides you through the cooking process, provides early removal alerts, and signals you when your food is ready. - Predict Cooking Time: Estimate precisely when your food will be done. - Temperature Graph: A real-time temperature graph with temperature curves from six sensors shows the progress of your cooking. - Notifications and Alerts: Receive important notifications and custom alerts to stay completely in control of your cooking and ensure perfect results.
TechAssistant 2.0
Access essential service information for RATIONAL cooking systems on the go. Quickly find appliance details, service parts, and technical documentation using a scanner or search functions. Manage orders and access training materials.
- Access RATIONAL cooking system service info
- Search for appliances, parts, and technical info
- Multifunction scanner for QR and barcodes
- Device-specific documentation and catalogs
- Generate PINs and passwords
- Save favorite content
- Order management
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Access RATIONAL Service Information on the Go with the TechAssistant 2.0 App Use the TechAssistant 2.0 app to quickly and easily access the most important service information for RATIONAL cooking systems while on the move: iCombi Pro, iCombi Classic, iVario, SelfCookingCenter, CombiMaster Plus, and VarioCookingCenter. Log in to the app using your RATIONAL ID. Home – Your Central Overview The following functions are available here: Search – Global Search Search for appliances, service parts, and technical information. Device-specific information such as circuit diagrams, service parts, and additional info can be found using the equipment number. To do this, enter the last seven digits of the serial number or scan the QR code from the nameplate. You can also search specifically for documents by entering relevant keywords. Multifunction Scanner The scanner recognizes QR and barcodes and takes you directly to: • the corresponding device (QR code from the nameplate), • the shopping cart (barcode on service part packaging), • generates passwords for options (QR code on the device), • generates PINs for access to the service level (QR code on the device). Device Information If you don’t have a serial or equipment number, you can select a device using filter criteria here. At the end of the selection, you’ll gain access to the corresponding service parts catalog. Documentation Here you’ll find important documents for all supported devices: • Training materials • Installation instructions • Technical information • Conversion guides • Technical videos Service Reference Compact overview of messages and information related to the devices PINs and Passwords Here you can generate and find PINs for the service level and stored passwords from option management. Tab Bar – Navigation at the Bottom of the Screen Home – Back to the overview Favorites – Quick access to saved content Cart (active) – Overview of current orders More – Additional functions such as: • Cart management • Profile • Digital Service Manager • Marine support • Legal notice Notifications New documents or information are displayed here. RATIONAL decides whether a notification is sent for a document. If the notification is active, you will automatically receive a message.
Screenshots
Verdict
The clearest difference is ratings volume: ThermoMaven at 9.9K against TechAssistant 2.0's 1. TechAssistant 2.0's advantage is rating (5.0 vs 4.7). On price, update cadence, ads and in-app purchases 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.
TechAssistant 2.0 holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: ThermoMaven has 9.9K ratings behind it against 1, so its average is the more settled of the two.
ThermoMaven ships an update monthly, TechAssistant 2.0 every 6 weeks. The most recent releases landed on November 11, 2026 and October 30, 2026 respectively.
| Parameter | ThermoMaven | TechAssistant 2.0 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (9.9K ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 61.2% of reviews | — |
| Number of ratings | 9.9K — better | 1 |
| Update frequency | Monthly — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, Apple Watch | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 80 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | AUROS INNOVATION | RATIONAL AG |
Customer experience
ThermoMaven
TechAssistant 2.0
Bugs and requests
ThermoMaven
Reported bugs
2 issues- Inaccurate temperature readings
- Unexpected network errors
Requested features
3 requests- Apple Watch support
- Exportable cook history
- Advanced charting and analytics
TechAssistant 2.0
Not enough reviews yet to summarise bugs or requests.
In-app purchases
ThermoMaven
No in-app purchases
TechAssistant 2.0
No in-app purchases









