Comparison

Speech Sounds Visualized vs SLPFlow

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Speech Sounds Visualized

Visualize English speech sounds with x-ray videos and 3D animations. Learn pronunciation and articulation with detailed instructions and practice exercises. Includes recording and slow-motion features for enhanced learning.

Highlights
  • X-ray videos of sound formation
  • 3D animations for all sounds
  • Organized by sound type (consonants, vowels, R-combinations)
  • Written instructions from a Speech Language Pathologist
  • Recording capability (sound, word, sentence)
  • Slow motion and zoom features
  • No advertisements
Features
Read full description

Want to see exactly how the English speech sounds are made? Our App allows you to see speech in action to accelerate learning! Simply select the sound you wish to visualize, then watch stunning x-ray videos accurately show how each sound is formed in the mouth. In addition to unique x-ray images, we also provide incredible 3D animations for each and every sound! Created by a Speech Language Pathologist, a subscription to our App includes numerous features designed to stimulate progress: *Toggle between 3D animations, x-ray images, or standard videos for all sounds in the English phonetic alphabet *Sounds are organized into 3 sections: consonants, vowels, and the R-sound combinations *Sounds can be viewed in the phonetic alphabet symbols if preferred *Written instructions provided by a Speech Language Pathologist *Recording capability at the sound, word, and sentence levels *Words and sentences that highlight each sound provided for extra practice *Slow motion feature *Zoom feature *Customer service available directly through the App via click-through to email *No advertisements in order to facilitate learning without distraction *Phonemes included: p,b,m,w,f,v,t,d,s,z,n,l,k,g,h,sh,zh,ng,y,j,ch,th, vowels, and all vocalic r sounds Subscription Details: *Monthly Subscription: full access to Speech Sounds Visualized for one month *Annual Subscription: full access to Speech Sounds Visualized for one year *Payment will be charged to your iTunes account at confirmation of purchase *Subscriptions automatically renew unless canceled within 24-hours before the end of the current period *You can cancel anytime or turn off auto-renew in your iTunes account settings. SSV is also available for bulk purchase through the Apple School Manager and Apple Business Manager programs. Please contact us at ssv@pullmanregional.org to purchase. For more information, see our Privacy Policy & Terms of Service: https://www.speechsoundsvisualized.org/

About

SLPFlow

This HIPAA-compliant AI tool assists speech-language pathologists by transcribing sessions and generating SOAP notes, IEP reports, and materials. It allows users to chat with session history for easy editing and new report creation, simplifying speech therapy documentation.

Highlights
  • HIPAA-compliant AI transcription
  • Automated SOAP notes and IEP reports
  • Session history chat for editing
  • Material generation
  • Speech therapy workflow simplification
Features
Read full description

SLPFlow is a HIPAA-compliant AI app that transcribes your sessions or post-session dictations and instantly creates your SOAP notes, IEP reports, and materials. Chat with your patient's full session history to quickly edit existing reports or create new ones. Speech Therapy has never been easier. Terms of Use: https://slpflow.com/terms Privacy Policy: https://slpflow.com/privacy

Screenshots

Speech Sounds Visualized4 screens
SLPFlow4 screens

Verdict

The call

The clearest difference is review sentiment: SLPFlow at 100% against Speech Sounds Visualized's 47%. SLPFlow also leads on monetization model (freemium vs subscription) and rating (4.8 vs 4.3). Speech Sounds Visualized's advantage is ratings volume (131 vs 32) and iOS requirement (13.0 vs 18.2). On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Speech Sounds Visualized sells 3 in-app purchases, starting at $2.99 per month and SLPFlow sells 1 in-app purchase, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

SLPFlow holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 131 and 32 respectively. Written reviews point the same way: 47% of Speech Sounds Visualized's written reviews are positive against 100% of SLPFlow's.

UpkeepUpdate frequency

Speech Sounds Visualized ships an update every 4 months, SLPFlow every 5 days. Both last shipped on September 21, 2026.

Scorecard6 real differences · 4 level
Speech Sounds Visualized versus SLPFlow: the parameters behind the verdict, then further details
ParameterSpeech Sounds VisualizedSLPFlow
PriceFreeFree
Rating4.3 (131 ratings)4.8 (32 ratings) — better
Positive reviews46.7% of reviews100.0% of reviews — better
Number of ratings131 — better32
Update frequencyEvery 4 monthsEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFreemium — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better18.2
Further details — not scored
Size448 MB10 MB
Age rating4+12+
DeveloperPullman Regional HospitalJames Strong

Customer experience

Speech Sounds Visualized

All ratings131 ratings
Positive82.4%
Neutral3.8%
Negative13.7%
Written reviews15 reviews
Positive46.7%
Neutral13.3%
Negative40.0%

SLPFlow

All ratings32 ratings
Positive93.8%
Neutral3.1%
Negative3.1%
Written reviews10 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Speech Sounds Visualized

Subscriptions2
  • Monthly Subscription$2.991 Month
  • Annual Subscription$29.991 Year
One-time1
  • R-Sound Combinations$0.99
1 purchases

SLPFlow

Subscriptions1
  • SLPFlow Pro Monthly14 Days trial$19.991 Month

Questions

Is Speech Sounds Visualized free?
Speech Sounds Visualized is free to download, with in-app purchases available.
Is SLPFlow free?
SLPFlow is free to download, with in-app purchases available.
Which has better reviews, Speech Sounds Visualized or SLPFlow?
SLPFlow is rated higher. Speech Sounds Visualized averages 4.3 out of 5 from 131 ratings, while SLPFlow averages 4.8 from 32 ratings.
Do Speech Sounds Visualized or SLPFlow have ads?
Neither Speech Sounds Visualized nor SLPFlow shows ads.
Which is updated more often, Speech Sounds Visualized or SLPFlow?
Speech Sounds Visualized ships an update every 4 months, and SLPFlow every 5 days. Most recently, Speech Sounds Visualized was updated on September 21, 2026 and SLPFlow on September 21, 2026.

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