Comparison

Expressive Builder vs Question Sleuth

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

Head to head
About

Expressive Builder

This app helps children improve sentence ideation, formation, and language skills through interactive exercises. It utilizes audio clips and voice recording to enhance auditory processing and reinforce language development, making it ideal for special needs children.

Highlights
  • Sentence ideation and formation practice
  • Auditory processing enhancement with audio clips
  • Voice recording and playback
  • Multiple hint levels
  • 250+ images for sentence creation
  • Import custom images
Features
Read full description

Voted 3rd best educational app of 2011 by AppsForHomeschooling.com Voted 9th best education app of 2011 by SmartAppsForKids.com Own as an individual app or as part of our MES Speech Therapy Bundle. Expressive Builder is designed to help children accomplish the following educational goals: 1) Improve sentence ideation ; 2) Improve sentence formation; and 3) Improve receptive and expressive language. Extensive use of audio clips promotes improved auditory processing for special needs children with autism spectrum disorders or sensory processing disorders. Auditory playback of child's voice offers reinforcement for language development. Expressive Builder offers a rich and fun environment for improving the ability to create grammatically correct sentences. FEATURES -Record feature allows students to record sentences in their own voice -3 levels of hints -Simple and intuitive interface to record sentence -Save and email recorded sentences -250 distinct images to create sentences from -Import your own images -Optional hint button LANGUAGES - English REQUIREMENTS - Compatible with iPad - Requires Iphone 5.1 software update ExpressiveBuilder 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 Store 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, 6-10 Categories: Special Needs

About

Question Sleuth

A language game for two or more players where one person hides a star behind a picture and others guess its location by asking questions. Customize categories and play for all ages, making it ideal for families and educators.

Highlights
  • Picture-based guessing game
  • Secret star hiding mechanic
  • Process of elimination gameplay
  • Customizable image categories
  • Use camera or web images
  • Suitable for all ages
Features
Read full description

Calling All Sleuths! Are you clever enough to ask the right questions and find the hidden star? Give it a try with this delightfully entertaining language game designed for two or more players. Pick a player to secretly hide the star behind a picture and let everyone else compete to find it through the process of elimination. Use our image categories or go ahead and make your own using the iPad's camera, your photos or search from the web. Question Sleuth is a great way to practice categories, attributes, "wh" questions, articulation or whatever you like. Game play can be customized for all ages and makes a great family activity! Though designed with educators in mind, Question Sleuth is a fun, imaginative and engaging game to play with family and friends as well.

Verdict

The call

The clearest difference is rating: Question Sleuth at 5.0 against Expressive Builder's 2.8. Question Sleuth also leads on price ($1.99 vs $9.99) and in-app purchases (none vs 10). Expressive Builder's advantage is update cadence (every 4 months vs every 29 months) and review sentiment (95% vs 67%). On ratings volume, ads 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

Expressive Builder costs $9.99 and Question Sleuth $1.99 up front. Expressive Builder sells 10 one-off in-app purchases. Question Sleuth asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Question Sleuth holds the better App Store score, 5.0 against 2.8. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews complicate that: 95% of Expressive Builder's written reviews are positive against 67% of Question Sleuth's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Expressive Builder ships an update every 4 months, Question Sleuth every 29 months. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

Scorecard7 real differences · 3 level
Expressive Builder versus Question Sleuth: the parameters behind the verdict, then further details
ParameterExpressive BuilderQuestion Sleuth
Price$9.99$1.99 — better
Rating2.8 (4 ratings)5.0 (2 ratings) — better
Positive reviews95.4% of reviews — better66.7% of reviews
Number of ratings4 — better2
Update frequencyEvery 4 months — betterEvery 29 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPadiPad
Requires iOS12.110.0 — better
Further details — not scored
Size132 MB118 MB
Age rating4+4+
DeveloperMobile Education Store LLCZorten Software, LLC

Customer experience

Expressive Builder

All ratings4 ratings
Positive0.0%
Neutral75.0%
Negative25.0%
Written reviews87 reviews
Positive95.4%
Neutral1.1%
Negative3.4%

Question Sleuth

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive66.7%
Neutral16.7%
Negative16.7%

Bugs and requests

Expressive Builder

Reported bugs

2 issues
  • Cannot choose picture set
  • Skip image button not present after update

Requested features

14 requests
  • Bring back the skip image button
  • Wider variety of ethnicities represented
  • Ability to have words read aloud
  • Ability to have hints read aloud
  • Highlighting word as it is read
Show 9 more
  • Add a 'gaming' picture pack
  • Ability to upload personal photographs
  • More sets without in-app purchases
  • Ability to archive more students
  • Add older children (teens) to original pack
  • Ability to go to next/previous image at any time
  • Text to speech for non-readers
  • Play button on the first page
  • Tap on words to have them read aloud

Question Sleuth

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Expressive Builder

One-time10
  • School Game Pack$1.99
  • Sports Game Pack$1.99
  • Hobbies Game Pack$1.99
Show 7 more
  • Inside Playtime Game Pack$1.99
  • Medical Game Pack$1.99
  • Pets Game Pack$1.99
  • Places Game Pack$1.99
  • Playground Game Pack$1.99
  • Winter Game Pack$1.99
  • All Game Packs$19.99
None

Question Sleuth

No in-app purchases

Questions

Is Expressive Builder free?
Expressive Builder costs $9.99, and also offers in-app purchases.
Is Question Sleuth free?
Question Sleuth costs $1.99, with no in-app purchases.
Which has better reviews, Expressive Builder or Question Sleuth?
Question Sleuth is rated higher. Expressive Builder averages 2.8 out of 5 from 4 ratings, while Question Sleuth averages 5.0 from 2 ratings.
Do Expressive Builder or Question Sleuth have ads?
Neither Expressive Builder nor Question Sleuth shows ads.
Which is updated more often, Expressive Builder or Question Sleuth?
Expressive Builder ships an update every 4 months, and Question Sleuth every 29 months. Most recently, Expressive Builder was updated on October 1, 2026 and Question Sleuth on October 2, 2026.

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