Dialogue AAC vs Flexspeak AAC (VPP)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dialogue AAC
This communication aid helps adults with speech difficulties express themselves through spelling and pre-made phrases. It offers a personalized synthesized voice and message banking for a unique communication experience. Customizable options cater to individual visual and motor needs.
- Spelling and phrase-based vocabulary
- Personalized synthesized voice creation
- Message banking import
- Customizable sentence pages
- Motor and visual access accommodations
- Switch scanning and head tracking support
Read full descriptionHide full description
Dialogue AAC is a communication solution geared towards adults who have difficulty using their natural voice. Included is Essence, a simple spelling and phrased- based vocabulary. The Essence vocabulary allows individuals to use spelling and word prediction to say virtually anything, while having pre-made pages for quick sentences – either use pre-stored selections or create your own. Customizing with specific, personalized sentences is easy to do, allowing the system to grow with an individual’s needs. The Essence vocabulary is available in 60 and 84 locations to accommodate different visual and motor abilities. Integrated and FREE creation of a unique and personal synthesized voice through TheVoiceKeeper – a $75 value (for more information see app.thevoicekeeper.com/dialogue) Built-in Message Banking lets you import messages that use your own voice – from either MyMessageBanking.com or PRC-Saltillo Message Banking. A variety of accommodations for motor/ visual access are built in, including: Adaptations for selection/ release time when touching buttons; Integrated switch scanning, with most Bluetooth switches or the AeroSwitch from PRC-Saltillo; Integrated head tracking on iPad Pros with facial recognition; Easy customization of font and button size/ style/ color. By downloading and using the Dialogue app, the purchaser accepts the PRC-Saltillo Dialogue Software License Terms. The Manufacturer of the iOS application – Dialogue AAC is: Prentke Romich Company dba PRC-Saltillo 1022 Heyl Rd Wooster, OH 44691 USA Tel.: (330) 262-1984 // (800) 262-1984 Fax: (330) 262-4829 Email: info@aacapps.com Web: www.prc-saltillo.com The EU Authorized European Representative for the iOS application – Dialogue AAC is: Prentke Romich GmbH Karthäuserstr. 3 D-34117 Kassel Germany Tel.: (05 61) 7 85 59-0 Fax: (05 61) 7 85 59-29 Email: info@prentke-romich.de Web : www.prentke-romich.de The UK Responsible Person for the iOS application – Dialogue AAC is: Liberator Ltd “Whitegates”, 25-27 High Street Glenside Business Park West Pinchbeck, Spalding, Lincolnshire, PE11 3SA Tel: +44 (0)1733 370470 Email: info@liberator.co.uk Web: www.liberator.co.uk/ The Swiss Authorized Representative for the iOS application – Dialogue AAC is: Inspera GmbH Thunstrasse 64 | CH-3110 Münsingen Phone +41 31 819 74 60 | Mobile +41 79 435 53 09 mail@inspera.ch | www.inspera.ch
Flexspeak AAC (VPP)
This app provides augmentative and alternative communication (AAC) for individuals who have difficulty speaking. It offers multilingual support, AI-powered prediction, and extensive customization options to facilitate clear and efficient communication.
- Multilingual support (Spanish, Vietnamese, Nepali, Mandarin)
- AI prediction for sentence completion
- Customizable vocabulary and quick message creation
- Remote editing and group sharing
- Extensive image library for symbol communication
- Seamless auto-sync across devices
Read full descriptionHide full description
Experience communication with Flexspeak – the cutting-edge augmentative and alternative communication (AAC) app for people who cannot speak or have difficulty speaking. COMMUNICATE YOUR WAY - Access multiple languages including Spanish, Vietnamese, Nepali, and Mandarin - Use intuitive AI prediction and quick customization features - Select words to create messages and add custom vocabulary with ease POWERFUL FEATURES - Multilingual Support: Switch between languages effortlessly - Remote Editing & Group Sharing: Quickly share folders - AI Prediction: Transform partial phrases into complete sentences with AI - Easy Customization: Personalize your vocabulary to fit your needs - Seamless Auto-Sync: Access your settings across all devices - Extensive Image Library: Express yourself with symbols and photos - In-App Translations: Translate buttons to other languages with one tap DESIGNED FOR DIVERSE NEEDS - Designed for individuals with autism, Down syndrome, cerebral palsy, and non-speaking individuals - User-friendly interface makes communication efficient and accessible Join the growing Flexspeak community and explore new possibilities for self-advocacy, expression, and connection.
Screenshots
Verdict
The clearest difference is price: Dialogue AAC at $99.99 against Flexspeak AAC (VPP)'s $299.99. Dialogue AAC also leads on ratings volume (6 vs 1). Flexspeak AAC (VPP)'s advantage is rating (5.0 vs 3.0) and update cadence (weekly vs every 2 months). On ads, in-app purchases, monetization model 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
Dialogue AAC costs $99.99 and Flexspeak AAC (VPP) $299.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Flexspeak AAC (VPP) holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: Dialogue AAC has 6 ratings behind it against 1, so its average is the more settled of the two.
Dialogue AAC ships an update every 2 months, Flexspeak AAC (VPP) weekly. The most recent releases landed on October 15, 2026 and October 30, 2026 respectively.
| Parameter | Dialogue AAC | Flexspeak AAC (VPP) |
|---|---|---|
| Price | $99.99 — better | $299.99 |
| Rating | 3.0 (6 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 6 — better | 1 |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 849 MB | 254 MB |
| Age rating | 4+ | 12+ |
| Developer | Prentke Romich Company | Flexspeak |
Customer experience
Dialogue AAC
Flexspeak AAC (VPP)
In-app purchases
Dialogue AAC
No in-app purchases
Flexspeak AAC (VPP)
No in-app purchases
Questions
Is Dialogue AAC free?
Is Flexspeak AAC (VPP) free?
Which has better reviews, Dialogue AAC or Flexspeak AAC (VPP)?
Do Dialogue AAC or Flexspeak AAC (VPP) have ads?
Which is updated more often, Dialogue AAC or Flexspeak AAC (VPP)?
Other comparisons















