The Bell vs peptide tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The Bell
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Introducing The Bell, a timer app designed for high-intensity interval workouts that prioritizes simplicity and ease of use. With The Bell, you can easily configure your workout, start the timer, and focus on your training. The app integrates with Apple Health to provide real-time monitoring of your heart rate and active energy during your workout. Additionally, completed workouts are automatically logged in your Activity history and contribute to your daily activity goals. Whether you're a fitness enthusiast or just looking to improve your overall health, The Bell is a useful tool to keep you on track and motivated during your workouts.
peptide tracker
This app helps users meticulously track peptide and GLP-1 protocols, offering features like estimated drug levels, dose scheduling, and progress monitoring. It provides a structured system to replace scattered notes and spreadsheets, aiding in consistency and organization for wellness journeys.
- Protocol-first dosing schedules
- Estimated drug levels based on half-life
- Unified 'Today' queue for doses
- Dose logging with notes and side-effects
- Injection site tracking
- Progress and recovery tracking
- Inventory management
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Track peptides, progress, and recovery in one place. Peptide Tracker - BioPilot is built for people running peptide and GLP-1 protocols who want more than a reminder app. Replace scattered notes and fragile spreadsheets with a clean, protocol-first system: know what’s due today, see estimated levels from your actual schedule, and keep doses, inventory, and progress linked in one story. Designed for GLP-1 users, biohackers, and clinic-guided patients who value organization, consistency, and a premium wellness experience. BioPilot is for personal record-keeping and educational reference only—not medical advice. —— WHY BIOPILOT —— • Protocol-first — Built around real dosing schedules, phases, and multi-compound stacks—not just a logbook • Estimated levels — Curves modeled from your protocol rules and half-life, so timing feels understandable • One merged Today queue — See what’s due now across protocols without juggling apps • Premium, focused UI — Fewer gimmicks, more clarity than cluttered trackers • Clinic-ready exports — Share structured history when you need a professional in the loop —— TODAY —— • See upcoming and due doses at a glance • Log, skip, or reschedule in seconds • Optional dose notes and side-effect tags (including common GLP-1 symptoms) • Injection site tracking tied to your log • Daily check-ins for weight, sleep, energy, and more • Inventory alerts before you run short —— PROTOCOLS & STACKS —— • Build structured protocols with phases and scheduling • Run multi-compound stacks without rebuilding spreadsheets by hand • Join mid-cycle honestly from your last dose and rules • Protocol versioning — change future doses without losing history (BioPilot Pro) • Multiple active protocols when your stack needs it (BioPilot Pro) —— ESTIMATED LEVELS —— • Visual curves based on doses you log and your plan’s half-life • Understand rise, peak, and fade between injections—not guesswork from a static calendar • Compare compounds on one timeline to spot stack overlap (BioPilot Pro) • Clear labeling: educational estimates, not lab results or medical diagnoses —— PROGRESS & RECOVERY —— • Track weight, body metrics, sleep, energy, and custom metrics over time • Log progress photos and review change alongside your protocol • Monitor labs and biomarkers in one place (BioPilot Pro) • Side-by-side photo comparison (BioPilot Pro) —— INSIGHTS —— • Full protocol timeline — day-by-day history (BioPilot Pro) • Correlations across doses, levels, labs, and how you feel (BioPilot Pro) • Patterns surfaced from your own data—not generic tips —— INVENTORY —— • Organize open lots and what’s on hand • Tie supply to protocols so remaining volume stays honest • Reconstitution and lot rollover tools for serious setups (BioPilot Pro) • Reconcile on-hand supply when numbers drift (BioPilot Pro) —— REFERENCE & EXPORTS —— • Browse compound reference profiles for educational context • Export protocol and dose data as CSV (BioPilot Pro) • Generate a print-ready clinician summary PDF (BioPilot Pro) —— PRIVATE BY DESIGN —— Your data stays on your device in a system you control. Use the app to stay organized and consistent—on your terms. —— IMPORTANT DISCLAIMER —— Peptide Tracker - BioPilot does not provide medical advice, diagnosis, treatment recommendations, or dosing instructions. Estimated levels, charts, and insights are for personal understanding and record-keeping only. They are not lab results, prescriptions, or clinical guidance. Always consult a qualified healthcare professional before starting, changing, or stopping any protocol. —— BIOPILOT PRO —— BioPilot Pro is an auto-renewing subscription that unlocks advanced protocol management, insights, exports, and premium inventory tools. Privacy policy URL: https://docs.google.com/document/d/1borwCxBfHhKy9HkhXLoIVI8plm20ymIWoUHYfHdPv20/edit?usp=sharing Terms URL: https://docs.google.com/document/d/1ak0Bhp8WzG9zBX7_SiRkcASlLpZQOoooF9yInYHhWu0/edit?usp=sharing
Screenshots
Verdict
The clearest difference is in-app purchases: The Bell at none against peptide tracker's 2. The Bell also leads on iOS requirement (16.4 vs 26.0). peptide tracker's advantage is update cadence (every 2 weeks vs every 34 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. peptide tracker sells 2 in-app purchases, starting at $4.99 per 7 days. The Bell asks for nothing beyond the download.
The Bell ships an update every 34 months, peptide tracker every 2 weeks. The most recent releases landed on October 25, 2026 and October 7, 2026 respectively.
| Parameter | The Bell | peptide tracker |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 34 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Requires iOS | 16.4 — better | 26.0 |
| Further details — not scored | ||
| Size | 9 MB | 34 MB |
| Age rating | 4+ | 17+ |
| Developer | Frederic Maquin | Andrew Austin |
In-app purchases
The Bell
No in-app purchases
peptide tracker
- Weekly Subscription$4.997 Days
- Annual Subscription3 Days trial$29.991 Year









