Speed4Lifts vs Sprint Analyzer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Speed4Lifts
This app tracks strength training data to enhance progress. It connects with a specific encoder to analyze performance and create personalized training plans based on scientific Velocity-Based Training principles. It helps calculate daily 1RM and adjust fatigue levels.
- Collects strength training data
- Connects with Vitruve encoder
- Analyzes performance status
- Creates personalized training plans
- Calculates daily 1RM
- Adjusts fatigue levels
- Reduces risk of injury
Read full descriptionHide full description
Speed4Lifts collects all relevant data of your strength training to help you improve and progress more than ever! Connect this app to the Vitruve encoder to get the most out of it! Vitruve is a linear encoder that analyzes your current status and helps you create a training plan perfectly adapted to your needs. Completely backed on science, Velocity-Based Training (VBT) is the most effective method for strength training. Every day, your 1RM is different. There are a lot of variables that may affect it, and your performance may also vary up to 20% each day! The Speed4Lifts app calculates instantly your daily 1RM without having to lift it or reaching muscle failure. Backed on research studies, Vitruve is the most reliable and accurate velocity tracker system in the market. Reduce risk of injury. Track your performance. Adjust the fatigue. Join hundreds of coaches andhttps://vitruve.fit. Get your Vitruve encoder on www.vitruve.fit The future is here. The future is Vitruve. Warning! The M1 chip only allows you to visualize data, not to do a training with the encoder.
Sprint Analyzer
Read full descriptionHide full description
Step-by-Step Analysis: Precise measurement of Ground Contact Time (GCT) and Air Time (AT) based on frames. Develop precise analysis with 120fps or 240fps videos. Performance Graphs: Visualize the behavior of contact and flight times across individual steps. Efficiency Ratios: Automatically calculate GCT/AT ratios to evaluate stride power application. Compare & Progress: Use the comparison tool to overlay or side-by-side evaluate different sessions. Track improvements over time and see exactly where your technique has evolved. Professional Kinograms: Create high-quality kinogram sequences from your videos. Analyze every phase of the sprint and export the entire kinogram directly to your Photo Gallery. Comprehensive Reporting: Generate detailed reports, compare different sessions side-by-side, and export data to CSV for advanced external analysis.
Screenshots
Verdict
The clearest difference is price: Speed4Lifts at Free against Sprint Analyzer's $9.99. Speed4Lifts also leads on iOS requirement (12.3 vs 26.2). Sprint Analyzer's advantage is update cadence (weekly vs monthly). On 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
Speed4Lifts is free to download; Sprint Analyzer costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Speed4Lifts ships an update monthly, Sprint Analyzer weekly. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.
| Parameter | Speed4Lifts | Sprint Analyzer |
|---|---|---|
| Price | Free — better | $9.99 |
| Rating | 4.4 (70 ratings) — better | — |
| Positive reviews | 70.3% of reviews | — |
| Number of ratings | 70 — better | — |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.3 — better | 26.2 |
| Further details — not scored | ||
| Size | 96 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | SPEED4LIFTS S.L | Martin Babinec |
In-app purchases
Speed4Lifts
No in-app purchases
Sprint Analyzer
No in-app purchases









