WaveFlower vs Spectrojam
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WaveFlower
This app uses your microphone to visualize sound by drawing intricate shapes. Explore the hidden visual patterns in music, your voice, or any ambient noise. It offers a unique and engaging way to experience audio.
- Visualize sound with intricate shapes
- Uses microphone input
- Works with music, voice, and ambient sounds
- Discover hidden patterns in audio
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WaveFlower gives you a fun way to discover hidden shapes in sound. It will use your microphone to draw intricate shapes from the sound around you. Try it with music, your voice, or any other sounds you can think of!
Spectrojam
This app transforms sounds from your microphone into dynamic colors and shapes on your screen. It visualizes the frequency composition of everyday noises and musical tunes, allowing you to see sound signatures and even translate them into musical notes.
- Real-time sound to color/shape visualization
- Musical note display for pitch accuracy
- Chord and harmony analysis
- Adjustable gain for volume control
- High-resolution premium visualizer
- Color modulation effects
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Spectrojam® listens to your microphone and turns the sound it hears into colors and shapes on your screen. If you speak, for example, you will see the individual frequencies emitted by your voice. If you whistle, you will see shapes and colors move and change on the screen in perfect sync with your tune. You will be amazed to see the frequency composition of the sounds in your everyday life. Each noise has a unique signature, and now you can see it all! The Musical Note Display can translate the sounds you make into musical notes. This allows anyone to sing a perfect "A" without even hearing a reference note. Spectrojam® can display up to 3 musical notes at the same time, allowing you to pick apart chords and harmonies. It works great with the human voice and musical instruments. Unlock Premium mode to access a high-resolution sound visualizer which displays up to 12.3 million samples simultaneously (8,192 frequencies * 1500 time slices) for extremely high precision and maximum clarity. The Color Modulator smoothly cycles through your color selections, producing stunning visuals. If your environment is loud, simply use the Gain slider to reduce the overall input volume, or boost it if you want to detect whispers, breathing, and quiet background music. Explore your world in a whole new way. Download Spectrojam® today!
Screenshots
Verdict
The clearest difference is in-app purchases: WaveFlower at none against Spectrojam's 1. WaveFlower also leads on iOS requirement (11.0 vs 15.0). Spectrojam's advantage is update cadence (every 3 months vs every 24 months) and review sentiment (69% vs 50%). On price, rating, 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. Spectrojam sells 1 one-off in-app purchase. WaveFlower asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.0 for WaveFlower against 3.9 for Spectrojam. That said, the two scores are not equally well evidenced: Spectrojam has 25 ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 50% of WaveFlower's written reviews are positive against 69% of Spectrojam's.
WaveFlower ships an update every 24 months, Spectrojam every 3 months. The most recent releases landed on October 3, 2026 and September 16, 2026 respectively.
| Parameter | WaveFlower | Spectrojam |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (5 ratings) — better | 3.9 (25 ratings) |
| Positive reviews | 50.0% of reviews | 69.2% of reviews — better |
| Number of ratings | 5 | 25 — better |
| Update frequency | Every 24 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 7 MB | 67 MB |
| Age rating | 4+ | 4+ |
| Developer | Dag Agren | Nonsequential Time Labs |
Customer experience
WaveFlower
Spectrojam
In-app purchases
WaveFlower
No in-app purchases
Spectrojam
- Premium$2.99
