SinOscillators vs Whence?
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SinOscillators
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SinOscillators is a strange synthesizer with nine oscillators. It uses a unique sine wave generation algorithm, resulting in sounds that are difficult to predict and control. Sometimes the sounds are noisy, sometimes eerie, but sometimes they're captivating enough to listen to for a long time. This app allows you to set and control the following: - Buffer: Size of audio buffer - Transition: Parameter transition time - Spread: Stereo sound spread - Volume: Overall volume - Shuffle: Randomly set oscillators to the same value - Clusterize: Set the oscillators to similar values - Harmonize: Adjust oscillators systematically - Mute: Temporarily silence oscillators - Slider: Set oscillator’s parameter lik a pitch - Button: Play or stop oscillators - Randomize: Randomly change parameters - Targets: The percentage of random parameter changes - Timer: Randomly change parameters at specified intervals
Whence?
Identify songs from TV shows and movies instantly. Discover where a track was featured on screen, complete with show posters and context. Save your favorite discoveries and revisit them anytime.
- Identify songs from screen in seconds
- Discover on-screen placements
- View show and movie context
- Save favorite songs
- History of identified tracks
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Whence helps you answer a simple question: “What’s this song? and where have I heard it on screen?” IDENTIFY IN SECONDS Record a short clip and get the track title and artist. From there, Whence pulls in where that song was used in TV and film, so you can connect the music to the moment. SEE THE SHOW OR MOVIE Browse placements with posters and context when available, so you can jump from a tune you love to the scene or series it came from. BUILT FOR FANS OF SOUNDTRACKS • Quick identification from the main screen • Rich result details for songs with on-screen appearances • History of what you’ve identified • Favorites to save songs you care about Whether you’re chasing a needle drop from last night’s episode or a song from a trailer, Whence is your shortcut from “what’s that song?” to “where was it used?” --- Whence is designed for discovering music in the context of what you watch.
Screenshots
Verdict
The clearest difference is price: Whence? at Free against SinOscillators's $3.99. Whence? also leads on update cadence (every 6 weeks vs every 3 months) and device support (4 vs 2). On ads, in-app purchases 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
Whence? is free to download; SinOscillators costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
SinOscillators ships an update every 3 months, Whence? every 6 weeks. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.
| Parameter | SinOscillators | Whence? |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Masayuki Akamatsu | Saar Haber |
In-app purchases
SinOscillators
No in-app purchases
Whence?
No in-app purchases








