Bar Path vs Engine
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bar Path
This app helps you analyze the quality of your training by tracking barbell trajectory, range of motion, and power output. Understand your weakest points and identify when your form breaks down for smarter workouts.
- Barbell trajectory plotting
- Range of motion analysis
- Identify weakest lift points
- Measure power generation
- Rep consistency tracking
- Form breakdown detection
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Instead of simply tracking only the quantity of your training, you can now also track the QUALITY. Bar Path helps you answer fundamental questions about your training. * Plot the path of the barbell. Did it have an unexpected trajectory? * Did your exercise travel through the complete range of motion? * Where is your weakest point in the lift? * How much power can you generate? * Do your reps look consistent across a set? * At what intensity does your form start to break down? * And much more… Get it now and start training smarter.
Engine
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Train Smarter. Run Stronger. Engine is a running companion built to help you boost your VO₂ max and unlock real endurance gains — without guesswork. Through personalized training plans and guided runs, Engine gives you the right workout at the right time, so every session actually moves your fitness forward. Designed for runners who want measurable progress, not random mileage, Engine turns every run into a step toward higher performance and stronger confidence. Features You’ll Love: - VO₂ Max Running Plans: Get personalized running plans designed specifically to improve your VO₂ max, endurance, and efficiency. - Guided Run Player: Hit start and let Engine guide your session — pace cues, structure, and automatic tracking included. - Clear Performance Insights: Visualize your VO₂ max, endurance, and consistency with clean stats and easy-to-read trends. - Train With Confidence: Know why you’re running each workout — and how it’s pushing your fitness higher. Turn Every Run Into Progress. Each workout has a purpose. No junk miles, no overthinking. Download Engine and watch your fitness rise. Run focused. Build power. Go further. A subscription is required to access the full app experience and features. Terms of Use: https://legal.rocapine.com/terms Privacy policy: https://legal.rocapine.com/privacy
Screenshots
Verdict
The clearest difference is price: Engine at Free against Bar Path's $4.99. Bar Path's advantage is in-app purchases (none vs 2) and ads (none vs shown). On update cadence 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
Engine is free to download; Bar Path costs $4.99 up front. Engine sells 2 in-app purchases, starting at $9.99 per month. Bar Path asks for nothing beyond the download.
Bar Path ships an update fortnightly, Engine every 10 days. The most recent releases landed on October 8, 2026 and September 30, 2026 respectively.
| Parameter | Bar Path | Engine |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 3.0 (5 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Fortnightly | Every 10 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 21 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | Robert Frederick | Les Nants |
In-app purchases
Bar Path
No in-app purchases
Engine
- Monthly Plan$9.991 Month
- Yearly Plan7 Days trial$39.991 Year









