DAF Pro: Fluent Speech

Help for Stutter & Stammer

$4.99 · Designed for iPad

The #1 DAF App Used Worldwide! DAF Pro is a professional speech therapy tool designed to help people who stammer or have neurological conditions like Parkinson's Disease. It helps slow down speech, making it clearer and more fluent. Why Choose DAF Pro? * Proven Speech Therapy – Uses Delayed Auditory Feedback (DAF), a clinically recognized technique. * Ultra-Low Latency – Real-time feedback, even in the background. * Easy to Use – Designed for all users, from professionals to individuals. * Trusted by Experts – Developed & tested by a certified Speech & Language Therapist. How It Works DAF Pro alters how you hear your own speech, helping to naturally slow down your speaking rate. Research shows that DAF benefits 1 in 3 people with a stammer or Parkinson's. Designed for Convenience Works even when the screen is off Supports wired & Bluetooth headsets (note: Bluetooth adds a 60ms delay) No ads, no data collection – GDPR compliant What Users Say * "Life-changing for my speech!" * "Simple and effective – highly recommend!" Have questions or feedback? We'd love to hear from you! Contact us at support@speechtools.co

  • 2.2
    out of 5
    6 Ratings

Added support for 12 new languages

The developer, Speechtools Ltd, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Usage Data
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

  • Seller
    • Speechtools Ltd
  • Size
    • 12 MB
  • Category
    • Medical
  • Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • iPad
      Requires iPadOS 17.0 or later.
    • Mac
      Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
  • Languages
    English and 25 more
    • English, Arabic, Danish, Dutch, Filipino, French, German, Greek, Hebrew, Hindi, Indonesian, Italian, Japanese, Korean, Malay, Norwegian Bokmål, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Vietnamese
  • Age Rating
    4+
  • Copyright
    • © Speechtools Ltd 2026