COLINSE vs Signal Scope Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
COLINSE
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Colinse is the unrivalled choice for discerning consumers the world over in need of exceptional sensory entertainment systems and wireless audio transmission systems.
Signal Scope Studio
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Signal Scope Studio combines a dual-channel oscillator, an output signal simulator, a live microphone oscilloscope and spectrum analyzer, and a stereo decibel meter in one audio toolkit. DUAL SIGNAL GENERATOR • Set sine, square, triangle, falling sawtooth, or white noise independently for LEFT and RIGHT • Adjust frequency from 20 Hz to 20 kHz and volume from 0 to 100% with 270-degree dials. Frequency also supports numeric entry • Adjust left and right frequency and volume independently, or link them while preserving the ratios at the time linking is enabled • Output different frequencies from the left and right channels to produce beats and other effects OUTPUT SIGNAL SIMULATOR • Linearly sum LEFT + RIGHT internally and display the waveform and spectrum together • Adjust Auto Trigger, freeze/resume, vertical and horizontal zoom, and refresh interval • Control frequency range, spectrum sensitivity, and FFT resolution with dials or pinch and pan gestures • Save high-resolution graphs with a dark navy background, white text, and green traces to Photos WAVESCOPE • Display the time-domain waveform and frequency spectrum of microphone input together in real time • Use Auto Trigger, freeze display, pinch zoom, and a movable settings window • Open Dual Signal Generator within the app and measure the actual sound emitted by the same device DECIBEL METER • Display relative microphone input levels on analog-style VU meters in real time • Automatically detect stereo or mono input: two separate meters for the left and right channels in stereo, or one meter in mono • Use PEAK indicators to spot brief sounds near the maximum input level • Save a calibration offset to match a commercial decibel meter MORE • All features are available for seven days from the original download date. After the trial, Dual Signal Generator and Decibel Meter remain free to use; a one-time purchase lets you continue using WaveScope. • Includes detailed offline manuals in Japanese, English, and French. • Supports iPhone and iPad in portrait and landscape. PLEASE NOTE • Measurements depend on the device and environment. • This app is intended for education, experiments, and general audio checks. It is not a substitute for calibrated instruments, certified sound-level meters, or medical devices.
Screenshots
Verdict
The clearest difference is in-app purchases: COLINSE at none against Signal Scope Studio's 1. COLINSE also leads on update cadence (every 2 days vs every 9 days) and iOS requirement (15.2 vs 26.2). On price, 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. Signal Scope Studio sells 1 one-off in-app purchase. COLINSE asks for nothing beyond the download.
COLINSE ships an update every 2 days, Signal Scope Studio every 9 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | COLINSE | Signal Scope Studio |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days — better | Every 9 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.2 — better | 26.2 |
| Further details — not scored | ||
| Size | 17 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | YU BO CHENG INFORMATION CO., LTD. | Koji Hasegawa |
In-app purchases
COLINSE
No in-app purchases
Signal Scope Studio
- WaveScope Full Access$9.99
Questions
Is COLINSE free?
Is Signal Scope Studio free?
Do COLINSE or Signal Scope Studio have ads?
Which is updated more often, COLINSE or Signal Scope Studio?
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