Grounding, Earthing GroundSync vs TandemBaby Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Grounding, Earthing GroundSync
This app helps you reconnect with nature and improve your well-being through grounding and earthing practices. Track your barefoot walks, discover nature therapy spots, and monitor your health metrics like sleep and heart rate. Learn about the benefits of forest bathing and sunlight exposure to build a consistent wellness routine.
- Log barefoot walks by surface and activity
- AI-powered surface detection
- Discover local nature therapy spots
- Monitor heart rate and sleep trends
- Measure sunlight exposure with lux meter
- Set and track wellness goals
- Educational content on grounding practices
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Reconnect with Nature. Recharge Your Health. Ground Sync is the leading app for grounding, earthing, barefoot walking, forest bathing, and nature therapy. Join thousands of people improving their health by reconnecting with the Earth - reducing stress, improving sleep, and feeling more energized every day. Whether you're barefoot in the grass, meditating by a lake, or walking along the beach, Ground Sync helps you make grounding and nature therapy a consistent part of your lifestyle - with tools to track, learn, and grow. WHAT IS GROUNDING? Grounding (or earthing) is the natural act of connecting your body to the Earth’s energy - through surfaces like dirt, sand, water, or stone. Backed by research, grounding and nature therapy may help regulate circadian rhythms, boost mood, reduce inflammation, and support heart health.WHY BAREFOOT WALKING & FOREST BATHING? Barefoot walking connects you directly to the Earth’s energy, while forest bathing immerses you in the healing atmosphere of trees. Together with grounding and earthing, these practices can help reduce stress, restore focus, and improve your mood. KEY FEATURES Track Your Grounding Sessions • Log barefoot walk by surface: grass, dirt, sand, water, rock, snow, mud, concrete, and more • Track by activity: standing, walking, meditating, swimming, yoga, tai chi, and beyond • Specify footwear: barefoot, grounded footwear, or regular shoes • Use AI to detect the surface you're grounding on automatically Discover Places for Nature Therapy • Find local grounding and nature therapy spots using our AI-powered discovery tool • Discover parks, beaches, trails, and hidden outdoor gems for earthing, forest bathing, barefoot walks, and natural meditation • Filter spots based on surface type, proximity, and nature features Measure and Analyze Your Wellness • Monitor heart health by comparing heart rate and HRV on grounded vs. non-grounded days • Track sleep trends - see how grounding impacts deep and REM sleep over time • Use the built-in lux meter to measure sunlight exposure and align with your natural circadian rhythm • Visualize your data with charts by day, surface, activity, and footwear • Spot long-term trends and refine your nature therapy routine with advanced filters Stay Motivated • Set daily, weekly, or monthly goals to build a consistent grounding and nature therapy habit • Track streaks and progress with a visual dashboard • Receive custom motivational reminders to ground, rest, or get outside • Share your grounding journey with friends and inspire others to reconnect with nature Learn and Grow • Explore curated educational content on the science and tradition of grounding and nature therapy • Learn how forest bathing, barefoot walking, and sunlight exposure support health • Connect ancient practices with modern wellness through bite-sized lessons and research PRO FEATURES Unlock the full experience with Ground Sync Pro: Ground Sync Pro – Yearly Plan • $39.99 per year (save over 30%) Ground Sync Pro – Monthly Plan • $4.99 per month • Enjoy unlimited features on a subscription basis • Payment will be charged to your Apple ID account at confirmation of purchase • Subscription auto-renews unless canceled 24 hours before the end of the current period • Manage or turn off auto-renewal in Apple ID settings By downloading this app, you agree to Apple’s Standard End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Take off your shoes. Touch the Earth. Try barefoot walking and forest bathing - your journey to nature therapy starts here.
TandemBaby Tracker
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Every feed, nap and first remembered. Calm to log, beautiful to look back on. Built for the moments, not the data. TandemBaby is a calm, private baby diary for the first 1000 days. Log feeds, sleep, diapers, and milestones in seconds. Come back when the moments matter. Free for the basics. Pro for the patterns and the keepsake. THE ORBIT A 24-hour ring on your home screen showing your baby's whole day at once. Naps, feeds, diapers, awake stretches, all on one face. No timelines to scroll. No charts to interpret. Once you see it, lists feel obsolete. PARTNER SYNC Parenting in rhythm. Real-time sync between two caregivers. Sign in with Apple, share a 6-character code, paired in 30 seconds. When your partner logs a feed, you see it in seconds. Works offline, syncs when reconnected. APPLE WATCH Log feeds, sleep, and diapers from your wrist. Active timers shown on the watch face. WIDGETS Wake window, last feed, and sleep timer right on your Lock Screen and Home Screen. Glance, don't unlock. WHISPER MODE A dark interface that auto-activates between 10pm and 6am. Logs in one tap. The screen stays dim. Your partner can sleep. ONE TAP. TWO TAPS. DONE. - Tap Sleep once to start. Tap Wake to end. - Tap Repeat to log a copy of your last feed. Side auto-alternates. - Tap Feed, pick a side, the timer starts. - Live Activities and Dynamic Island show active timers without opening the app. WHAT YOU CAN TRACK - Feeds: breastfeeding (left, right, switch sides), bottle, pumping, solids - Sleep: naps, night sleep, wake windows - Diapers: wet, dirty, both. Optional poop color reference based on pediatric guidelines. - Growth: weight, length, head circumference - Milestones: 65 of them across 8 categories, with photos and notes - Health: medications, vaccines, temperatures THIS WEEK Plain-language developmental context based on CDC and WHO guidelines. What is likely happening. What you might notice. What you might try. No fearmongering. No pseudoscience. WHO GROWTH CHARTS Real percentile tracking against World Health Organization standards. Pediatrician-ready PDF report in three formats: Full Report, Well Visit, or Growth Only. MEMORY WALL A gallery of milestone photos. Your child's first months as a story you can return to. PRO MEMBERSHIP Free includes daily logging, the full Orbit, the Apple Watch app, all widgets, partner sync, Whisper Mode, This Week, and a week of stats. Pro unlocks Month and longer stats, milestone photos, WHO percentile charts, the Memory Wall, three PDF report types, and multi-baby support for siblings. Pro is $6.99 per month or $49.99 per year. 7-day free trial. Cancel anytime in Settings. Subscriptions auto-renew unless turned off at least 24 hours before the end of the period. Manage in your Apple ID settings. PRIVACY TandemBaby uses Sign in with Apple only. We do not ask for your email or phone number. We do not sell or share your data. Ever. Zero third-party tracking SDKs. All sync data is hosted in Frankfurt, Germany, on EU infrastructure. Read our Privacy Policy at tandembaby.com/privacy. This app is for tracking and recordkeeping only. Always consult your pediatrician for medical questions and decisions. The data fades. The moments stay. Terms of Use: https://tandembaby.com/terms/
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Verdict
The clearest difference is update cadence: Grounding, Earthing GroundSync at weekly against TandemBaby Tracker's every 5 weeks. Grounding, Earthing GroundSync also leads on iOS requirement (15.1 vs 17.0). On price, 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
Both are free to download. Grounding, Earthing GroundSync sells 7 in-app purchases, starting at $7.99 per 7 days and TandemBaby Tracker sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.
Grounding, Earthing GroundSync ships an update weekly, TandemBaby Tracker every 5 weeks. The most recent releases landed on October 6, 2026 and September 29, 2026 respectively.
| Parameter | Grounding, Earthing GroundSync | TandemBaby Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (15 ratings) — better | — |
| Positive reviews | 85.7% of reviews | — |
| Number of ratings | 15 — better | — |
| Update frequency | Weekly — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 64 MB | 8 MB |
| Age rating | 12+ | 4+ |
| Developer | Amenti Labs LLC | MINIFIT SIA |
In-app purchases
Grounding, Earthing GroundSync
- Ground Sync Pro Weekly3 Days trial$7.997 Days
- Ground Sync Pro Weekly$7.997 Days
- Ground Sync Pro3 Days trial$9.991 Month
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- Ground Sync Monthly$9.991 Month
- Ground Sync Annual Offer$19.991 Year
- Ground Sync Pro Annual3 Days trial$59.991 Year
- Ground Sync Annual$59.991 Year
TandemBaby Tracker
- TandemBaby Pro7 Days trial$6.991 Month
- TandemBaby Pro$49.991 Year







