WL Analysis vs SpiroFit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WL Analysis
Analyze your weightlifting and powerlifting technique with this video analysis tool. It automatically detects the barbell and provides detailed insights into bar path, velocity, power, and force. Compare videos side-by-side or overlaid, with customizable playback and export options.
- Automatic barbell detection
- Side-by-side video comparison
- Overlay video comparison
- Bar path visualization by metrics
- Adjustable playback speed
- Frame-by-frame playback
- Export kinematic data to CSV
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Easy to use video analysis tool for weightlifting / powerlifting. Provides approximated info about bar path, velocity, power, force and horizontal displacement. Features: - Automatic barbell detection (no need for manual plate selection) - Side by side / overlay video comparison - Bar path color based on velocity / power / force - Adjustable playback speed - Frame by frame playback - Video zoom - Charts, statistics - Export videos with selected overlay - Export kinematic parameters to .csv file - Suitable for all barbell sports: olympic weightlifting, powerlifting, crossfit, etc.
SpiroFit
Track key respiratory and heart metrics live during workouts like running or cycling. Analyze professional data for optimal training intensity. Suitable for coaches, professional athletes, and fitness enthusiasts.
- Live respiratory rate tracking
- Live heart rate monitoring
- Tidal volume measurement
- O2 consumption tracking
- CO2 output tracking
- Professional data analysis
- Real-time training feedback
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What SpiroFit Does Whether you're at home, in the gym, running, or road cycling, SpiroFit lets you track respiratory rate, heart rate, tidal volume, O2 consumption, and CO2 output live. The professional data analysis ensures effective training at the optimal intensity level. Who Is SpiroFit For? SpiroFit offers flexible application for all sports and provides real-time feedback during training. Whether you coach athletes, professional athletes, or fitness enthusiasts, SpiroFit enables you to perform performance analyses whenever and wherever you want.
Screenshots
Verdict
The clearest difference is rating: SpiroFit at 5.0 against WL Analysis's 4.3. SpiroFit also leads on review sentiment (100% vs 62%) and in-app purchases (none vs 1). WL Analysis's advantage is ratings volume (46 vs 1) and iOS requirement (15.0 vs 17.6). On price, update cadence, 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. WL Analysis sells 1 one-off in-app purchase. SpiroFit asks for nothing beyond the download.
SpiroFit holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: WL Analysis has 46 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 62% of WL Analysis's written reviews are positive against 100% of SpiroFit's.
WL Analysis ships an update every 6 weeks, SpiroFit every 3 weeks. The most recent releases landed on September 30, 2026 and September 23, 2026 respectively.
| Parameter | WL Analysis | SpiroFit |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (46 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 61.8% of reviews | 100.0% of reviews — better |
| Number of ratings | 46 — better | 1 |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 27 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Karol Smolak | SENDSOR GmbH |
Customer experience
WL Analysis
SpiroFit
In-app purchases
WL Analysis
- Extra features$8.99
SpiroFit
No in-app purchases
Questions
Is WL Analysis free?
Is SpiroFit free?
Which has better reviews, WL Analysis or SpiroFit?
Do WL Analysis or SpiroFit have ads?
Which is updated more often, WL Analysis or SpiroFit?
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