Comparison

SentenceBuilder™ for iPad vs Word Vault Pro

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

Head to head
About

SentenceBuilder™ for iPad

This app helps children and teens learn to construct grammatically correct sentences through a visual and interactive approach. It focuses on essential connector words and offers engaging content with progress tracking for users aged 4-13.

Highlights
  • Visual sentence construction interface
  • 100+ distinct pictures for sentence building
  • Multiple difficulty levels
  • Encouragement animations and audio clips
  • Optional audio reinforcement of correct sentences
  • Student progress tracking and statistics
Features
Read full description

Now the award winning SentenceBuilder and SentenceBuilderTeen are one app!! **WINNER** - 2010 IEAR Language Arts App of the Year!!! Own as an individual app or as part of our MES Speech Therapy Bundle. SentenceBuilder™ is designed to help children and teens aged 4-13 learn how to build grammatically correct sentences. Explicit attention is paid to the connector words that make up over 80% of the English​ language. Sentence Builder offers a rich and fun environment for improving the grammar of all children. FEATURES - Simple and intuitive interface to build sentences - 100 distinct pictures to build sentences around for elementary students - Two teenager modules available with 50 images each - 3 Levels of play - 60 encouragement animations and audio clips - Optional correct sentence audio re-enforcement - Option correct sentence encouragement animation - Statistics to track students progress - Each student has their own stats page We take children's privacy seriously. This app - Does not collect any information - Does not contain ads - Does not link to social networks - Does not use data collection tools LANGUAGES - English REQUIREMENTS - Compatible with iPad running iOS8.0 or higher SentenceBuilder is part of "The Builder Series" of award winning education apps. Mobile Education Store has won over 40 app awards and has been named educational developer of the year in 2011 and 2012. Mobile Education Tools is a member of Moms with Apps, a collaborative group of family-friendly developers seeking to promote quality apps for kids and families. Recommended Ages: 3-6, 6-13 Categories: Special Needs

About

Word Vault Pro

This app is a comprehensive tool for speech-language pathologists, educators, and parents to teach articulation, language, and social skills. It offers a vast library of flashcards, audio recordings, and interactive content, with the ability to customize lists and track client progress.

Highlights
  • Articulation, language, and social skills teaching
  • 1800+ HD real-world picture flashcards
  • 25+ categories with images/activities
  • Over 20,000 audio recordings
  • Custom word, phrase, and picture addition
  • Client profile and group management
  • Progress data tracking and email reporting
Features
Read full description

*** I can't say enough wonderful comments about this app! - Sue *** "I absolutely love this app." - Amy, SLP *** The ultimate tool for SLPs, parents, teachers, and professionals to teach articulation, language, and social skills. Quickly find and use functional words, phrases, sentences, stories, flashcards, and audio by sound, blend, place, difficulty, or concept through easy navigation. Word Vault Pro is easier to use than ever before and now provides you with 1800+ HD real world picture flashcards, 25+ categories with images or interactive activities, and audio for every word, phrase, sentence, story, question, and content category (over 20,000 recordings!) If you need more than what comes in the app...no problem. You can add your own custom words, phrases, pictures, and record your own audio for any list. Create and organize custom lists in My Vault to fit the individual needs of those you work with. Easily create and edit client profiles and groups to maximize therapy time and practice. If you run out of time the Vault, Place, and Level of Difficulty is saved for each profile you work with, and returns you exactly to the place you left off, the next time you work with them. Word Vaul Pro’s smart and easy to use client management and data tracking system allows you to work with up to 10 clients at a time and record data for each individual while working in different content areas of the app. Email progress data to any recipient of your choice. The 1-touch email feature allows you to send any content (even words and lists you create) seamlessly to anyone for home practice, or you can simply invite them to download the free version of Word Vault on their iOS device. Developed by two ASHA certified Speech Language-Pathologists Word Vault Pro makes teaching all areas of speech and language easier. *This app is dedicated to my Mom for always believing in me, we miss you Grammy Nov. 1951 - Feb 2011, for my Dad who taught me how to work hard, for my Wife who I love and has been so supportive during this journey, and for my kids who keep me smiling.

Screenshots

Word Vault Pro4 screens

Verdict

The call

The clearest difference is price: SentenceBuilder™ for iPad at $8.99 against Word Vault Pro's $49.99. SentenceBuilder™ for iPad also leads on review sentiment (62% vs 50%). Word Vault Pro's advantage is in-app purchases (none vs 2) and update cadence (fortnightly vs every 6 months). On rating and ads 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

SentenceBuilder™ for iPad costs $8.99 and Word Vault Pro $49.99 up front. SentenceBuilder™ for iPad sells 2 one-off in-app purchases. Word Vault Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for SentenceBuilder™ for iPad against 4.6 for Word Vault Pro. That said, the two scores are not equally well evidenced: Word Vault Pro has 458 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 62% of SentenceBuilder™ for iPad's written reviews are positive against 50% of Word Vault Pro's.

UpkeepUpdate frequency

SentenceBuilder™ for iPad ships an update every 6 months, Word Vault Pro fortnightly. Both last shipped on November 1, 2026.

Scorecard8 real differences · 2 level
SentenceBuilder™ for iPad versus Word Vault Pro: the parameters behind the verdict, then further details
ParameterSentenceBuilder™ for iPadWord Vault Pro
Price$8.99 — better$49.99
Rating4.7 (3 ratings) — better4.6 (458 ratings)
Positive reviews61.8% of reviews — better50.0% of reviews
Number of ratings3458 — better
Update frequencyEvery 6 monthsFortnightly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPadiPhone, iPad, iPod — better
Requires iOS11.07.0 — better
Further details — not scored
Size130 MB10 MB
Age rating4+4+
DeveloperMobile Education Store LLCHomeSpeechHome PLLC

Customer experience

SentenceBuilder™ for iPad

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews55 reviews
Positive61.8%
Neutral12.7%
Negative25.5%

Word Vault Pro

All ratings454 ratings
Positive87.9%
Neutral4.4%
Negative7.7%
Written reviews42 reviews
Positive50.0%
Neutral16.7%
Negative33.3%

User reviews

SentenceBuilder™ for iPad

From 3 App Store ratings

What we love

  • 👍 Great for teaching sentence structure
  • 👍 Engaging for kids
  • 👍 Useful for speech therapy
  • 👍 Good for language development
  • 👍 Age-appropriate pictures

Room to improve

  • 🐛 App not working due to OS updates
  • 🐛 Visuals/audio issues
  • 🐛 Expensive for limited content
  • 🐛 Inconsistent reinforcers
  • 🐛 Strange/odd images and sounds

Word Vault Pro

From 458 App Store ratings

What we love

  • 👍 Great concept for speech therapy
  • 👍 Useful word lists and stimuli
  • 👍 Engaging for children
  • 👍 Good for big groups
  • 👍 User-friendly on phone and iPad

Room to improve

  • 🐛 Pictures not downloading
  • 🐛 Paid features missing
  • 🐛 Limited functionality
  • 🐛 Workarounds needed
  • 🐛 Can't create custom lists with photos

Bugs and requests

SentenceBuilder™ for iPad

Reported bugs

9 issues
  • Not compatible with iOS 9
  • No picture to describe after OS update
  • Black background covers picture
  • Visual reinforcers do not appear
  • Audio not working
Show 4 more
  • App locking up
  • Buggy, incorrect feedback on correct answers
  • Spelling error ('siting' instead of 'sitting')
  • App forcing purchase of updates

Requested features

19 requests
  • Move select and skip buttons
  • More complex sentences for higher functioning students
  • More options for reinforcement
  • More content/levels
  • Easy way to switch between students
Show 14 more
  • Option to have words read aloud when touched
  • Option for visual reinforcement after every sentence
  • Option to control scrolling or lock in words
  • Option to show correct/incorrect words
  • Email feature like Preposition Builder
  • Toggle between students
  • Greater control over sentence elements (pronouns)
  • Change complexity of language/vocabulary
  • Option for audio when building sentences
  • Preview teen apps before buying
  • Level four for older kids with more tense choices
  • Visual reinforcer or auditory or both
  • Identify correct or incorrect words
  • Track student progress with data

Word Vault Pro

Reported bugs

15 issues
  • Cannot get access/sign in issues
  • Pictures will not download
  • Paid features not working
  • Folders from free version not in paid version
  • Pictures missing for many categories
Show 10 more
  • App keeps crashing
  • App crashes when selecting student
  • App crashes when switching profiles
  • Inconsistent word lists and pictures
  • App resets to beginning of list when switching students
  • Cannot access Pro pictures after previous year
  • No student profiles after re-downloading app
  • Login issues
  • Picture for 'sack' is 'cereal'
  • No 'sh' words

Requested features

20 requests
  • Allow importing own words, lists, stories, questions
  • Add stories with figurative language and pictures
  • Add pictures to idioms
  • Option for having just one word on the screen at a time
  • On-the-go data collection
Show 15 more
  • More phonological processes represented
  • Number each stimulus for easier scoring
  • Ability to chart client scores over time
  • Make app work better for British English
  • Adjust sample/practice phrases for non-children
  • Add custom pictures/audio to My Vault
  • Make games/tools folder accessible in paid version
  • Ensure pictures show for all words
  • Include pictures for all sections (e.g., vowels, minimal pairs)
  • Improve editing of word lists
  • Easier creation of custom lists with photos
  • Ability to create lists of specific words from existing lists
  • Make app stay on the item when switching between players
  • Add dark mode option
  • Advanced analytics dashboard

In-app purchases

2 purchases

SentenceBuilder™ for iPad

One-time2
  • Teen Boy Module$4.99
  • Teen Girl Module$4.99
None

Word Vault Pro

No in-app purchases

Questions

Is SentenceBuilder™ for iPad free?
SentenceBuilder™ for iPad costs $8.99, and also offers in-app purchases.
Is Word Vault Pro free?
Word Vault Pro costs $49.99, with no in-app purchases.
Which has better reviews, SentenceBuilder™ for iPad or Word Vault Pro?
SentenceBuilder™ for iPad is rated higher. SentenceBuilder™ for iPad averages 4.7 out of 5 from 3 ratings, while Word Vault Pro averages 4.6 from 458 ratings.
Do SentenceBuilder™ for iPad or Word Vault Pro have ads?
Neither SentenceBuilder™ for iPad nor Word Vault Pro shows ads.
Which is updated more often, SentenceBuilder™ for iPad or Word Vault Pro?
SentenceBuilder™ for iPad ships an update every 6 months, and Word Vault Pro fortnightly. Most recently, SentenceBuilder™ for iPad was updated on November 1, 2026 and Word Vault Pro on November 1, 2026.

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