correctPlus vs Quiz Sound Effect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
correctPlus
This app provides a wide variety of sound effects for Japanese language lessons and conversation practice. It's designed to be useful for educators and learners in various fun situations beyond the classroom.
- Sound effects for class activities
- Conversation practice sounds
- Wide variety of sounds
- Useful in fun situations
- Designed for Japanese teachers
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I’m a Japanese teacher. This app collects sound effects that I always wished I had for class activities and conversation practice. With a wide variety of sounds, you can use it not only in lessons but also in many fun situations.
Quiz Sound Effect
Access a collection of sound effects commonly used in quizzes. Includes sounds for questions, thinking, correct/incorrect answers, and various other cues. Ideal for enhancing quiz experiences.
- Question sounds
- Thinking sounds
- Correct answer sounds
- Incorrect answer sounds
- Bell sounds
- Win sounds
- Applause sounds
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An app that collects the sound effects required for quizzes Sound effect app The recorded sounds are as follows - Questions - thinking - correct answer - Incorrect answer - Bell - rap - disappointing - win - applause - drum Sound material used: OtoLogic (https://otologic.jp)
Screenshots
Verdict
The clearest difference is update cadence: Quiz Sound Effect at every 3 months against correctPlus's every 7 months. Quiz Sound Effect also leads on iOS requirement (15.6 vs 17.6). On price, review sentiment, ads and in-app purchases 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.
correctPlus ships an update every 7 months, Quiz Sound Effect every 3 months. The most recent releases landed on September 24, 2026 and October 8, 2026 respectively.
| Parameter | correctPlus | Quiz Sound Effect |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.7 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 7 months | Every 3 months — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.6 — better |
| Further details — not scored | ||
| Size | 10 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | hiromu izuwa | Ryouhei Azuma |
Customer experience
correctPlus
Quiz Sound Effect
In-app purchases
correctPlus
No in-app purchases
Quiz Sound Effect
No in-app purchases
