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qb DAF - Stuttering Speech Aid icon

qb DAF - Stuttering Speech Aid

Giuseppe Di Cienzo

Category: Medical
Sign in to watchView on the App Store (opens in a new tab)
Rankings updated

Price and ratings

Price
CA$2.99
Rating
—
Ratings
0Canada

Versions

Released
12 May 2021
Last update
Version 1.3
Requires
iOS 16.0 or later

Details

Size
23.3 MB
Languages
12
Website
—

Hear your voice differently. Speak more fluently. qb DAF brings Delayed Auditory Feedback — a technique used by speech-language pathologists for decades — to your pocket. Put on your headphones, press Start, and hear your own voice played back with a slight delay. For many people who stutter, this simple change is enough to noticeably improve fluency and slow down speech naturally. HOW IT WORKS Delayed Auditory Feedback (DAF) alters the way you hear yourself while speaking. By delaying your…

Countries1In 1 chart right now
Best rank now#27Canada Paid · Medical
Ratings, 7 days—Needs a week of rating history
Longest chart run1 dayCanada Paid · Medical

Competitors

Full chart

Top of Paid · Medical in Canada. qb DAF - Stuttering Speech Aid is #27 there. Changes are over 7 days.

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Store listing

How the app presents itself on the App Store. Select a screenshot to open it full size.

qb DAF - Stuttering Speech Aid screenshot 1 of 5qb DAF - Stuttering Speech Aid screenshot 2 of 5qb DAF - Stuttering Speech Aid screenshot 3 of 5qb DAF - Stuttering Speech Aid screenshot 4 of 5qb DAF - Stuttering Speech Aid screenshot 5 of 5

What's new

Version 1.3 · 12 Jun 2026 · 4 months ago

A big update for qb DAF! • The waves now follow your real voice as you speak • Delay range extended up to 200 ms (in 25 ms steps) • Change the delay live, without stopping playback • New warning when using Bluetooth headphones, which add extra latency • Safer by design: the app now starts only with headphones connected, and stops automatically if they disconnect or a call comes in • Completely rebuilt audio engine for rock-solid start/stop reliability • Refreshed for the latest iPhones and iOS versions

Current rankings

Every chart this app is in right now, best position first.

qb DAF - Stuttering Speech Aid chart positions
ChartRank24 h7 daysBestDays on chart
Canada· Paid · Medical#27New entryChange unknown#191

Rank history

Higher on the chart is better: #1 is at the top.

Sign in to see 30 days, 90 days and all history.

Canada · Paid · Medical: best #19, latest #27, over 9 snapshots since 8 Oct. No snapshots from 8 Oct to 9 Oct, on 9 Oct, on 10 Oct, and on 11 Oct; the line joins the snapshots on either side.

Canada · Paid · Medical: best #19, latest #27, over 9 snapshots since 8 Oct. No snapshots from 8 Oct to 9 Oct, on 9 Oct, on 10 Oct, and on 11 Oct; the line joins the snapshots on either side.

Ranking events

Entries, big moves, #1s and new versions we've recorded.

  1. Entered the Paid · Medical chart at #19Canada