Reiwa Widget vs Sound Scope Analyzer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Reiwa Widget
This utility app displays the current Japanese era directly on your device's notification center. It provides a quick and easy way to reference the Japanese calendar system.
- Japanese era display
- Notification Center integration
- Quick reference
- Japanese calendar
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Reiwa Widget displays Japanese Period on Notification Center.
Sound Scope Analyzer
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Sound Scope Analyzer visualizes sound from your microphone in real time — an oscilloscope and spectrum analyzer in your pocket. ● Real-Time Mode • Watch waveforms like on an oscilloscope (a trigger keeps periodic waves steady on screen) • CRT-style afterglow effect you can toggle on and off • Frequency spectrum up to 24 kHz with automatic noise-floor removal, so real sounds stand out clearly • Fixed or auto scaling for each axis; pinch to zoom and drag to pan ● Timbre Mode • Automatically detects a sustained long tone (like singing “ahh”) and analyzes it with high frequency resolution • Shows the fundamental note name and frequency, with offset in cents • Marks each harmonic peak with its note name and measured frequency • Save the analysis result to Photos as an image • Sound source presets: voice, whistle, piano, guitar, bowed strings, and winds ● Great for • Long-tone practice and tone checks for winds, strings, and vocals • Comparing the harmonic structure of different instruments • Learning the physics of sound: frequency, waveforms, and harmonics • Exploring the sounds around you ● Privacy All audio is processed entirely on your device. Nothing is ever recorded, stored, or transmitted. Available in English and Japanese.
Screenshots
Verdict
The clearest difference is ads: Reiwa Widget at none against Sound Scope Analyzer's shown. Reiwa Widget also leads on iOS requirement (8.2 vs 26.5). Sound Scope Analyzer's advantage is update cadence (daily vs every 2 months). On price, 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.
Reiwa Widget ships an update every 2 months, Sound Scope Analyzer daily. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.
| Parameter | Reiwa Widget | Sound Scope Analyzer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Daily — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.2 — better | 26.5 |
| Further details — not scored | ||
| Size | 52 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Airwire products. | Shinichi Takemura |
In-app purchases
Reiwa Widget
No in-app purchases
Sound Scope Analyzer
No in-app purchases
Questions
Is Reiwa Widget free?
Is Sound Scope Analyzer free?
Do Reiwa Widget or Sound Scope Analyzer have ads?
Which is updated more often, Reiwa Widget or Sound Scope Analyzer?
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