Just press a big button. That instant "DING!" or "BUZZ!" fires right away and gets your quiz night or party going. DingBuzz is a quiz sound-effect button app: tap once to play buzz-in, correct, wrong, question and results stings. No internet needed and fully offline, so it never stalls even where the signal is weak.
■ Great for
Quiz contests, true/false (O/X) quizzes, trivia nights
Parties, drinking games, get-togethers
Festivals, events, recreation and games
Classes, seminars and training (operated by a teacher or parent)
Video production, streaming and live shows
■ Sounds included
Correct (ding / ping-pong)
Wrong (buzzer)
Question stings
Buzz-in
Results reveal (slightly long, stoppable) With fast / short / long / single variations, you can pick the right take in seconds.
■ One-tap playback on big buttons The buttons fill the screen, so you can hit them without fumbling while hosting. The free version shows 4 buttons; Pro lets you choose 2 / 4 / 6 / 8.
■ Assign any sound you like In edit mode you can assign any sound to any button. The picker is three tiers, category -> pack -> variation (fast / short / long / single, etc.), shown with OtoLogic's official names. Every sound can be previewed, even while locked. Build your own sound board.
■ Free vs Pro The free version includes 8 essential sounds (correct, wrong, question, buzz-in, results) and 4 buttons. Upgrade to Pro with a single one-time purchase to unlock all 79 sound effects and up to 8 buttons, and remove ads (one purchase only, restore supported after switching devices).
■ Volume and stop Use the volume slider to match the room. Longer sounds like the results reveal can be stopped anytime with the Stop button.
■ Japanese / English UI Switch the display language between Japanese and English inside the app.
■ Fully offline, and about ads All sound effects are bundled in the app, so playback needs no connection. The free version shows a banner ad at the bottom; Pro turns it off.
■ Sound license Sound effects are by OtoLogic (CC BY 4.0). Attribution is shown on the in-app credits screen. OtoLogic: https://otologic.jp