Spectrum Analyzer vs ReWavier
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Spectrum Analyzer
Visualize audio frequencies with real-time analysis. Features include a sound level meter, multichannel harmonic analysis, and adjustable graphical representations. Gain insights into your sound environment with advanced tools.
- Sound level meter
- Multichannel harmonic analysis
- Adjustable graphics
- AI-powered sound source analyzer
- Real-time analysis
- FFT analysis
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Spectrum Analyzer is a pro audio tool with sound level meter, multichannel harmonic analysis and detailed graphical representation. Learn something new about your sound environment with real-time analysis! FEATURES: - sound level meter; - harmonic analyzer; - adjustable graphics; - AI-powered sound source analyzer. SOUND LEVEL METER - precise measurement of sound and noise level - real-time results HARMONIC ANALYZER - multichannel FFT analysis; - adjustable parameters; - graphical representation. ADJUSTABLE GRAPHICS - various graphics and diagram types; - zoom of selected chart areas. This app offers subscriptions. The paid version includes AI noise detection, immersive 3D visualization, and customizable settings. The free version offers dB/Hz measurement, 2D mode, and limited visualization options. Privacy Policy: https://musicbreath.com/privacy Terms Of Use: https://musicbreath.com/tos
ReWavier
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ReWavier è il quaderno di ascolto per chi lavora con l’audio: musica, lezioni, riunioni, corsi, formazione, colloqui e appunti vocali. Apri un audio, metti in pausa e scrivi un appunto sul momento esatto — minuti, secondi, millisecondi — sulla forma d’onda. Tocchi +, la traccia si ferma, compare il fumetto con l’orario. Il segnalino resta lì. Serve a creator, band, insegnanti e in ambito Business. I file restano sul telefono. Con Google colleghi anche Drive; tra iPhone puoi usare iCloud. Niente pubblicità. Niente social. Solo ascolto e appunti sul tempo.
Screenshots
Verdict
The clearest difference is in-app purchases: ReWavier at none against Spectrum Analyzer's 13. ReWavier also leads on ads (none vs shown) and update cadence (every 4 days vs fortnightly). On price, 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. Spectrum Analyzer sells 13 in-app purchases, starting at $4.99 per 7 days. ReWavier asks for nothing beyond the download.
Spectrum Analyzer ships an update fortnightly, ReWavier every 4 days. The most recent releases landed on November 1, 2026 and September 26, 2026 respectively.
| Parameter | Spectrum Analyzer | ReWavier |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (199 ratings) — better | — |
| Positive reviews | 5.0% of reviews | — |
| Number of ratings | 199 — better | — |
| Update frequency | Fortnightly | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 100 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Music Breath | Mauro Andreoni |
Bugs and requests
Spectrum Analyzer
Reported bugs
10 issues- App becomes unusable after iOS 16 update
- Crashes immediately on iPhone 5 with iOS 7
- Cannot exit app on iPhone X without reboot
- App freezes when changing settings or views
- Inaccurate frequency readings
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- Slow and unresponsive performance
- App hijacks device sound settings
- Accidental in-app purchases triggered by home button
- Subscription charges without clear user consent
- App locks users into year-long subscriptions with no cancellation option
Requested features
7 requests- Audio file import functionality
- Customizable background colors for chroma key compatibility
- Ability to record audio instead of only analyzing
- Better documentation and help files
- Improved sensitivity for detecting soft sounds
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- Dark mode option
- Upfront pricing disclosure before download
ReWavier
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Spectrum Analyzer
- Pitch Finder: Audio Visualizer3 Days trial$4.997 Days
- Pitch Finder: Audio Visualizer3 Days trial$9.991 Month
- One Month Sale$9.991 Month
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- 1 Week Subscription3 Days trial$9.997 Days
- 1 Year Sub. with discount$19.991 Year
- 1 Month Subscription$19.991 Month
- 3 Month Subscription$25.993 Months
- 1 Year Subscription3 Days trial$39.991 Year
- 2 months subscription3 Days trial$39.992 Months
- No Ads$9.99
- Additional Settings Controls$15.99
- Full Pack + No Ads$19.99
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- Get More$19.99
ReWavier
No in-app purchases
