PKC vs PepTrack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PKC
This app evaluates and certifies your car's battery condition, providing a BATTERY CHECK CARA APPROVED certification mark. It requires a specific OBD kit and a valid VIN license to operate.
- Car status evaluation
- Battery condition analysis
- CARA APPROVED certification
- OBD kit integration
- VIN license required
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Power checK Control evaluates and certifies your car status using all Power Cruise Control reliability and tamper-proof methodology. Full analysis and certification of battery condition with the BATTERY CHECK CARA APPROVED certification mark. The official Power Cruise Control OBD kit (dongle and cable, required on some cars) and a Power Cruise Control valid (non trial) VIN license are required to run this app.
PepTrack
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PepTrack helps you monitor your peptide therapy progress with comprehensive tracking tools. Log your GLP-1 injections, track hunger levels throughout the day, and now measure your body's physical changes over time. Key Features: - Peptide Injection Logging — Record doses, dates, and medications with quick-access recent peptides - Hunger Tracking — Rate hunger on a 1-5 scale manually or via scheduled notification prompts - Body Measurements — Track weight, waist, arm, and thigh circumferences with automatic BMI - Apple Health Sync — Keep weight, BMI, height, and waist data in sync with the Health app - Blood Level Charts — Visualize peptide concentration with pharmacokinetic modeling - Reports & Trends — Weight trends, body measurement charts, hunger heatmaps, and dose correlation views - Peptide Library — Browse 100+ peptides with FDA status, dosing info, and clinical studies - Dose Tools — Reconstitution calculator and dose calculator for accurate preparation - Smart Insights — Pattern-based dose recommendations with confidence scoring - Notifications — Customizable daily hunger prompts to build consistent tracking habits - Imperial & Metric — Full support for lbs/in or kg/cm with easy switching in Settings All data is stored locally on your device. No account required.
Screenshots
Verdict
The clearest difference is price: PKC at Free against PepTrack's $4.99. PKC also leads on update cadence (every 6 days vs fortnightly). PepTrack's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement 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
PKC is free to download; PepTrack costs $4.99 up front. PKC sells 1 one-off in-app purchase. PepTrack asks for nothing beyond the download.
PKC ships an update every 6 days, PepTrack fortnightly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.
| Parameter | PKC | PepTrack |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 4.0 (2 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 6 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 70 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Laika Lab | Aaron Voges |
In-app purchases
PKC
- 1 PKC Certificate$30.00
PepTrack
No in-app purchases









