Adiem vs Endless Crown
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Adiem
This app uses personalized haptic rhythms based on your heart data to help you self-regulate and feel calm in social situations. It discreetly guides your body into a relaxed state through subtle vibrations on your wrist.
- Personalized haptic feedback
- Apple Watch integration
- Adaptive rhythm adjustment
- Seamless and private operation
- Supports emotional regulation
- Based on heart data
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Find your calm. Feel it from your wrist. Adiem delivers gentle haptic rhythms through your Apple Watch — personalized to your heart data — that help your body settle into a calmer, more grounded state. It's like music you don't just hear — you feel. Using real-time analysis of your heart rate and variability, Adiem creates a soothing pulse that mirrors your most resilient state. You'll feel this rhythm on your wrist for one minute, every three minutes — quietly guiding your body toward calm. Key Features: 1. Personalised Calming Rhythms Adiem adapts its haptic rhythm to your unique biometrics — heart rate, variability, and resting baseline. Support that's made for your body. 2. Live Dashboard & Insights Track every session in real time. See your Calming Effect, heart rate trends, and how your body responds — all in a clean, private dashboard at adiem.com. 3. Trends That Grow With You The more you use Adiem, the smarter it gets. Unlock personal insights over time — your best time of day, your calming trend, which session length works best, and even how weather affects your calm. 4. Effortless Apple Watch Integration Launch sessions discreetly, anytime, anywhere. Add Adiem as a Watch complication for instant access with one tap. Sessions run for up to 1 hour. 5. Seamless & Private Adiem operates silently in the background. No sounds, no screens, no distractions — just a calm pulse on your wrist while you live your life. How It Works: 1. Start a Session Tap your Apple Watch. Adiem begins reading your heart and delivering personalized haptic rhythms — quietly, invisibly. 2. Feel Your Body Settle Subtle vibrations sync with your heart's rhythm, gently guiding your body into a more relaxed state. Like slow breathing, but through touch. 3. See Your Progress After each session, your dashboard shows exactly what happened — how your heart rate shifted, how your body responded, and how this session compares to others. Who Is Adiem For? Anyone seeking calm, focus, or ease — privately, in everyday life. Whether you're managing anxiety, navigating social situations, preparing for a challenging moment, or simply want to feel more grounded, Adiem helps you stay centered and present. The Science Behind Adiem: Developed with leading universities in neuroscience and physiology. In our first published study, users showed a 12% increase in cognitive empathy — a key trait for meaningful connection. Ongoing research continues to validate Adiem's impact on emotional well-being and real-world resilience. Start free. Upgrade when you're ready. Learn more at adiem.com
Endless Crown
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Endless Crown is a watch-only haptic fidget that turns spinning the Apple Watch Digital Crown into quiet tactile feedback. Open Endless Crown, rotate the Digital Crown, and feel a crisp haptic response as you scroll through an infinite numbered list. The interface stays dark and minimal, making it easy to use for a quick tactile break without pulling out your phone. Choose from 15 haptic effects: - Clicks - Soft - Heavy - Buzz - Ping - Thud - Drift - Pulse - Heartbeat - Double Tap - Gallop - Waltz - Staccato - Wave - Random Endless Crown also includes local usage statistics, three display modes, configurable number formats, and a WidgetKit complication that shows your current item and total haptic count. Display modes: - Standard: Normal display - Ambient: Dim display - Haptics Only: Black display. Tap to reveal controls; scroll to return to black. Highlights: - Built exclusively for Apple Watch - Uses the Digital Crown as the main interaction - Silent haptic feedback - Fast effect switching - Decimal, Roman, Binary, Hex, Octal, and Base-26 number formats - Local-only preferences and stats - No account, ads, analytics, or backend How to use: 1. Open Endless Crown on Apple Watch. 2. Rotate the Digital Crown to scroll and feel haptics. 3. Tap the number line or effect chip to cycle effects. 4. Long-press the number line or effect chip to open the Effects picker. 5. Double-tap the number line or effect chip to open the menu. 6. Use the menu to change effects, number format, statistics, guide, reset, display mode, or menu icon visibility. Endless Crown requires Apple Watch with watchOS 10 or later.
Screenshots
Verdict
The clearest difference is price: Adiem at Free against Endless Crown's $0.99. Endless Crown's advantage is iOS requirement (15.0 vs 18.0). On update cadence, 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
Adiem is free to download; Endless Crown costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Adiem ships an update every 2 months, Endless Crown every 4 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.
| Parameter | Adiem | Endless Crown |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 5.0 (10 ratings) — better | — |
| Positive reviews | 76.9% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, Apple Watch | iPhone, iPod, Apple Watch — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 35 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Adiem | Jenny Media LLC |
In-app purchases
Adiem
No in-app purchases
Endless Crown
No in-app purchases









