Heatzy FLAT vs Kaidan.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Heatzy FLAT
Control your connected towel dryer via Bluetooth to personalize heating schedules and optimize comfort. Save energy with custom programs, boost functions, and smart detection features.
- Bluetooth control
- Customizable heating schedules
- Energy saving modes
- Boost function
- Open window detection
- Vacation mode
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Découvrez notre sèche serviettes connecté pour faire des économies d’énergie et améliorer votre confort ! ECONOMISEZ EN UN SIMPLE CLIC :) Avec l’application Heatzy Flat, prenez le contrôle de votre sèche serviettes via bluetooth et créez des programmations personnalisées pour améliorer votre confort. Envoyez des ordres de chauffe allant de confort, éco, hors-gel et off et définissez un programme en fonction de votre rythme de vie. Améliorez ainsi le confort sans votre salle de bain et économisez rapidement sur votre facture de chauffage. DEVENEZ MAITRE DE VOTRE CHAUFFAGE Pour un confort de chauffage optimal, vous pourrez également utiliser les fonctions Boost, vacances et détection de fenêtre ouverte pour garder le contrôle et rester maître de vos appareils. Vous pourrez ainsi définir une période d’absence prolongée pour mettre votre sèche serviettes sur hors-gel et faire une dérogation en cas d’imprévue. HEATZY Heatzy est une start-up française qui développe des solutions de chauffage simples à utiliser pour vous aider à réduire votre consommation énergétique.
Kaidan.
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THE ONLY APP YOU'LL EVER NEED. With Kaidan, you can manage your entire life, by yourself or with your loved ones...for free. - | Feature List | - A DASHBOARD WITH 15 CUSTOMIZABLE SECTIONS ! • Food : shopping list, menus, recipes, calorie calculator... • Reading : suggestions, personalized library, reading sessions & tracking • Planning : global calendar, weekly schedule, expenses, birthdays • Work : agenda, weekly schedule, school results, work ambiences, work sessions & tracking • Sleep : evening routine, videos to fall asleep, sleep estimation & tracking • Body : weight and body measurement tracking • Reminders : agenda, to-do list, daily, weekly and monthly reminders • Goals : daily, weekly, monthly, yearly and life goals • Health : medical appointments, addictions, step count, fitness level & sleep tracking • Movies & Series : movie and series library, episode and season tracking, statistics • Outings : trips, cinema sessions, events, museums, monuments & restaurants • Finances : budget, expenses, wishlist, debts • Notebooks : notes, lists, journal, directory • Home : maintenance, contracts, admin, digital life, vehicles • Meditation : videos to meditate, sessions & tracking SHARE YOUR LIFE WITH YOUR LOVED ONES ! • Add your family and friends on Kaidan • Share your daily life together through your dashboards: events, expenses, debts, lists, menus, recipes, notes, reminders COMPETE WITH YOUR LOVED ONES... AND THE REST OF THE WORLD ! • Complete wellness and organization quests to earn life points ! • Climb through the 12 leagues every week and become part of the elite ! • Collect tons of Kaidan badges ! UNLIMITED CUSTOMIZATION ! • Endless possible looks for your dashboard by swiping through previews • Each dashboard section is itself customizable • Personalized, non-intrusive notifications HUNDREDS OF RESOURCES ! • An 84-question test to discover your life profile • Find professionals near you and access their websites directly from Kaidan • Dozens of sourced guides on wellness topics: sleep, procrastination, weight loss, self-confidence, fear of judgment... • Video channels available 24/7 Kaidan | Your whole life, in your hands.
Screenshots
Verdict
The clearest difference is in-app purchases: Heatzy FLAT at none against Kaidan.'s 1. Heatzy FLAT also leads on iOS requirement (10.0 vs 15.0). Kaidan.'s advantage is update cadence (every 3 months vs every 8 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. Kaidan. sells 1 in-app purchase, starting at $8.99 per month. Heatzy FLAT asks for nothing beyond the download.
Heatzy FLAT ships an update every 8 months, Kaidan. every 3 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | Heatzy FLAT | Kaidan. |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Every 8 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 20 MB | 6 MB |
| Age rating | 4+ | 17+ |
| Developer | Heatzy | Thibaut Comte-Sponville |
In-app purchases
Heatzy FLAT
No in-app purchases
Kaidan.
- Kaidan Plus7 Days trial$8.991 Month









