Zanno vs US MSK
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Zanno
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UM NOVO JEITO DE GERAR LAUDOS. MAIS INTELIGENTE, RÁPIDO E SEGURO, SEM PERDA DE TEMPO!
US MSK
This medical app serves as an atlas for musculoskeletal ultrasound imaging of the upper and lower limbs. It provides detailed visual guidance for diagnostic procedures. The app offers a free trial for its subscription plans.
- Musculoskeletal ultrasound atlas
- Upper limb imaging
- Lower limb imaging
- Diagnostic guidance
- Free trial available
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Atlas de Ultrassonografia dos membros superiores e inferiores. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Zanno at none against US MSK's 2. US MSK's advantage is update cadence (every 6 weeks vs every 13 months). On price, 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
Both are free to download. US MSK sells 2 in-app purchases, starting at $0.99 per month. Zanno asks for nothing beyond the download.
Zanno ships an update every 13 months, US MSK every 6 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.
| Parameter | Zanno | US MSK |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| Update frequency | Every 13 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 1 MB | 31 MB |
| Age rating | 12+ | 17+ |
| Developer | Cristiano Bolla Fernandes | Azul Systems |
In-app purchases
Zanno
No in-app purchases
US MSK
- Monthly1 Month trial$0.991 Month
- Annual1 Month trial$9.991 Year
