Heartbeat Harmony vs PepLedger
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Heartbeat Harmony
This app supports medical and cardiology students by integrating wellness tracking with study tools. It offers daily check-ins for habits and mood, alongside USMLE-style quizzes and progress monitoring for academic success. Connect with peers in a dedicated community feature.
- Daily wellness check-ins
- Habit building and tracking
- Mood and emotional balance monitoring
- USMLE-style quizzes
- Study material access
- Peer community feature
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Heartbeat Harmony is a holistic wellness and study companion designed for medical and cardiology students. It helps users track daily habits, mood, and emotional, mental, physical, and spiritual balance through structured check-ins. Users can complete daily wellness check-ins, build healthy habits, and monitor their progress over time with visual insights. The app also includes USMLE-style quizzes, study materials, and progress tracking tools to support academic growth. A community feature allows users to connect, chat, and share their learning journey with peers. Premium features unlock advanced analytics, enhanced study tools, and personalized insights. Heartbeat Harmony combines wellness tracking, productivity, and medical exam preparation into one integrated platform. Privacy Policy: https://admin.heartbeatharmony.tech/privacy Terms of Use: https://admin.heartbeatharmony.tech/terms-condition Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
PepLedger
Track peptide doses, plan cycles, and monitor bloodwork with detailed logs and alerts. Features include a reconstitution calculator, inventory management, and an AI coach for research-backed insights. Integrates with Apple Health and offers customizable themes and smart reminders.
- Dose and cycle logging
- Bloodwork and biomarker tracking
- Reconstitution calculator
- Inventory tracking with expiration alerts
- AI Coach with cited sources
- Apple Health integration
- Smart dose reminders
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PepLedger is a private peptide log — record every dose you take, keep your cycles organised, and track bloodwork with real data. WHAT'S INSIDE - Dose & cycle logging with injection site rotation tracking - Live Dashboard showing what you've logged as still active - Bloodwork & biomarker trends with reference-range alerts - Vial & Draw Log — record each vial and what every draw contained - Inventory tracking with FIFO stock matching & expiration alerts - AI Coach — research-backed answers with real cited sources - Fact Check tool to verify claims before you trust them - Weekly reports, fully computed on your device - Apple Health integration (read-only, stays on your device) - Home & Lock Screen widgets with Discreet Mode - Reminders on the schedule you set - Two full app themes — calm and premium, or tactical HUD ONE PRIVATE PLACE Whether you are tracking GLP-1 compounds, recovery peptides, TRT and hormones, or longevity stacks — PepLedger keeps every entry, vial, and lab result organised in one private place. PepLedger Pro: 7-day free trial, then $6.99/month or $49.99/year (auto-renewing). Manage or cancel anytime in your Apple ID settings. PepLedger records what you choose to enter. It does not calculate, recommend or advise on dosages. It is a personal tracking tool, not a medical device, and is not medical advice. Consult a healthcare professional before starting or changing anything. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Website: pepledgerapp.com Support: info@pepledgerapp.com
Screenshots
Verdict
The clearest difference is update cadence: PepLedger at weekly against Heartbeat Harmony's monthly. Heartbeat Harmony's advantage is iOS requirement (15.0 vs 18.0). On price, rating, review sentiment and ratings volume 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. Heartbeat Harmony sells 2 in-app purchases, starting at $2.99 per month and PepLedger sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Heartbeat Harmony against 5.0 for PepLedger. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Heartbeat Harmony ships an update monthly, PepLedger weekly. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.
| Parameter | Heartbeat Harmony | PepLedger |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) | 5.0 (2 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 3 — better | 2 |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 36 MB | 22 MB |
| Age rating | 12+ | 17+ |
| Developer | International cardiology student network, Inc. | PANAGIOTIS YIAKOUMIS |
Customer experience
Heartbeat Harmony
PepLedger
In-app purchases
Heartbeat Harmony
- Heartbeat Harmony Premium Monthly$2.991 Month
- Heartbeat Harmony Lifetime Premium$29.99
PepLedger
- PepLedger Pro7 Days trial$6.991 Month
- PepLedger Pro7 Days trial$49.991 Year







