Dynamo vs Sineco
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dynamo
This app tracks your daily steps, helping you achieve fitness goals while contributing to environmental causes. Earn rewards and discounts by walking, and even plant trees with your activity.
- Daily step tracking
- Plant trees with steps
- Earn rewards and discounts
- Monthly cash raffles
- Syncs with Apple Health
- Battery-friendly tracking
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Join thousands of people using Dynamo as their daily steps tracker - where every step makes a difference - for yourself and the planet! HOW IT WORKS: - Track your daily step count - Plant trees while you walk - Earn exclusive rewards and discounts - Become motivated to walk further KEY FEATURES YOU’LL LOVE: - Earn exclusive rewards & discounts - Enter our monthly cash raffles - Plant trees for your steps Forget to open the app? No worries — we’ll sync your last 3 days! HIT YOUR DAILY STEPS GOALS: - Set custom daily step goals - Auto-syncs with Apple Health - Weekly & monthly progress views - Battery-friendly tracking WALK FOR THE PLANET: - Plant real trees with your steps - Healthier planet, healthier you! - Support climate action daily JOIN OUR MOVEMENT Download Dynamo Rewards today and make every step count towards a healthier planet and a healthier you! Website: https://dynamorewards.app/ T&Cs: https://www.dynamorewards.app/terms-and-conditions Privacy Policy: https://www.dynamorewards.app/privacy-policy standard Apple Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Sineco
This app uses your heart rate to dynamically adjust music intensity in real-time during workouts. It supports various activities and integrates with wearables to personalize your exercise experience.
- Real-time heart rate integration
- Music intensity adapts to workout
- Supports 14+ activities
- Apple Watch and Garmin support
- Personalized music genres
- Workout history tracking
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Sineco is AI-powered music for peak performance. Whether you're running, lifting, cycling, or stretching, Sineco listens to your body and plays music that matches how hard you're working — in real time. SUBSCRIPTION REQUIRED Full access to Sineco requires an auto-renewable subscription (In-App Purchase). A free trial may be available. Prices and terms are shown in the app before you buy. HOW IT WORKS • Start a session and choose your activity (running, yoga, strength training, cycling, and more) • Sineco reads your heart rate from Apple Health, your Apple Watch, or a paired Garmin watch • Music intensity adapts automatically as your heart rate rises and falls • Tracks advance to keep you in the right zone for your workout BUILT FOR YOUR WORKOUT • 14+ activities including running, walking, cycling, yoga, pilates, strength training, tennis, basketball, and more • Set your context — home, gym, or outdoor — for smarter music matching • Live heart rate and intensity display during every session • Save and replay tracks you love; review your workout history APPLE WATCH & GARMIN SUPPORT • Apple Watch companion app streams live heart rate during workouts • Pair a compatible Garmin watch via Bluetooth for real-time BPM without Apple Health • Manual intensity mode if you prefer not to use a heart rate source PERSONALISED FROM DAY ONE • Pick your favourite genres during onboarding • Quick-start shortcuts based on how you actually train • Recently played tracks and session history on your home screen YOUR DATA, YOUR CHOICE • Health and behavioural data are only used with your explicit consent • No ads, no data selling, no cross-app tracking • Export your data or delete your account at any time from Settings IMPORTANT Sineco is not a medical device and does not provide medical advice. Always consult a healthcare professional before starting a new exercise programme. Download Sineco and let your heartbeat set the tempo. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sineco.ai/privacy
Screenshots
Verdict
The clearest difference is rating: Dynamo at 5.0 against Sineco's 1.0. Dynamo also leads on monetization model (freemium vs subscription) and ratings volume (4 vs 1). Sineco's advantage is device support (4 vs 2). 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. Dynamo sells 2 in-app purchases, starting at $2.99 per month and Sineco sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.
Dynamo holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.
Dynamo ships an update weekly, Sineco every 2 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | Dynamo | Sineco |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 87.5% of reviews | — |
| Number of ratings | 4 — better | 1 |
| Update frequency | Weekly — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium — better | Subscription |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 13.4 — better | 15.1 |
| Further details — not scored | ||
| Size | 68 MB | 70 MB |
| Age rating | 4+ | 12+ |
| Developer | Dynamo Rewards Ltd | Sineco |
In-app purchases
Dynamo
- Dynamo Premium$2.991 Month
- Dynamo Premium7 Days trial$19.991 Year
Sineco
- Sineco Premium1 Month trial$7.991 Month
- Sineco Premium1 Month trial$79.991 Year









