Earz vs BioStrength
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Earz
This app offers comprehensive music lessons for all skill levels, covering note reading, music theory, and ear training for various musical elements. It's designed for both individual learners and educators, with customizable content for students.
- Note reading instruction
- Music theory lessons
- Ear training for chords, harmony, scales, and intervals
- Instrument and style recognition
- Rhythm and time signature practice
- Customizable content for educators
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Earz is the best and most complete music lesson app for home and school. For beginners to experts, from classical to pop and jazz! With Earz you learn what you want: • Reading notes • Music Theory Recognising by ear: • Chords • Harmony • Scales • Intervals • Instruments • Styles • Melody • Rhythm • Time signatures • Effects • Tones: high/low, long/short, loud/soft Earz is the ideal tool for schools, bands, private teachers etc. because the content can be fully adapted and adjusted to the students by the teachers! Please visit the Earz website to subscribe.
BioStrength
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BioStrength: treine com a metodologia criada por Valter Acetto, usada até por artistas! Com treinos personalizados, foco em hipertrofia, emagrecimento e condicionamento físico, a plataforma oferece flexibilidade e resultados reais. Desenvolvida para todos os níveis, BioStrength combina ciência e prática profissional, permitindo que você alcance sua melhor forma onde e quando quiser. Transforme seu treino com planos exclusivos, acompanhamento de qualidade e a experiência de quem entende do assunto. BioStrength: resultados comprovados para você ir além!
Screenshots
Verdict
The clearest difference is update cadence: BioStrength at weekly against Earz's every 3 weeks. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Earz ships an update every 3 weeks, BioStrength weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Earz | BioStrength |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 6 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Ger Wolthuis | The Members |
In-app purchases
Earz
No in-app purchases
BioStrength
No in-app purchases
