Comparison

Main Idea vs Comprehend

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

Head to head
About

Main Idea

This app helps children in grades 2-5 improve their reading comprehension by teaching them to identify the main idea of a text. It uses a step-by-step, errorless learning approach with a reward system to keep kids motivated. Content is designed by educators and researchers, with reporting features for parents and teachers.

Highlights
  • Step-by-step skill building
  • Errorless learning approach
  • Engaging reward center
  • Parental review and reporting
  • Teacher and researcher-designed content
  • Timed levels for fluency
Features
Read full description

** Happy Frog Apps are featured on FunEducationalApps.com. TeachersWithApps.com, Appolicious.com, iHeartThisApp.com ** 'Main Idea-Short Text' helps kids who have trouble with reading comprehension. Identifying the main idea is a key part of reading comprehension as it allows you to figure out ‘what a text is about'. 'Main Idea -Short Texts' builds this comprehension skill step-by-step until mastery. Accolades for the first app in the Main Idea series... ***** 5 Stars - Thank you for this app! Other software I’ve used has moved too quickly for my son. This one worked! ***** 5 Stars - This app is one the best education apps I have used with my little one. It really helps to improve his reading abilities. He is obsessed with passing the levels and it never let him disappointed. One of the few apps that worth to upgrade to premium version. 'Main Idea - Short Texts' is targeted to children in Grades 2-5 who can read the words (decode), but don't understand what they read. Beginning readers in earlier grades can also benefit from the targeted skill development. The focus of 'Main Idea - Short Text' is teaching kids how to identify the main idea of a paragraph. The skill is built incrementally using visual guides. Key Benefits: - Builds comprehension skills step-by-step until mastery. - Incremental learning. New levels are unlocked only when your child is ready. - Errorless learning for less frustration. Your child will always be guided to the correct answer. - Fun and engaging Reward Center to increase motivation. - Easy parental review. Just check out the stars to see how your child is doing. - Content designed by professional teachers and researchers. - Advanced levels include timers to ensure fluency. Research shows fluency in the foundation skills is critical to reading comprehension. - Can be used independently (just hand it over: your child will know what to do!) or with a therapist/parent for reading intervention. - Provides extensive reporting for up to 10 students to suit the needs of parents, teachers and therapists. To evaluate the app, download the free version, which has 4 free levels. Additional levels and additional players can be accessed with in-app purchase. If you prefer no in-app purchases, download the School Edition of this app. Our apps are designed for and tested by typical and special needs children. Testers include children with Autism and other special needs. Our apps work for them! While you're thinking about reading, check out our other apps at www.HappyFrogApps.com. We take customer service very seriously! If you ever have a problem or find that we've missed something, contact us at our website and we will do our best to fix the problem. We collect NO private information in our app. None! Our apps do not allow unrestricted web access.

About

Comprehend

This educational app helps students in grades 2-12 enhance their reading comprehension. It allows users to create custom reading passages and quizzes, utilize text-to-speech, and track progress. AI features can generate stories and assist in writing custom content for a more engaging learning experience.

Highlights
  • Custom quiz creation
  • Text-to-speech functionality
  • AI story generation
  • Progress tracking
  • AI-assisted story writing
Read full description

Comprehend-Reading is an educational app for students who want to improve reading comprehension. Create content for grades 2 – 12 by pasting text, photographing pages, or using AI to generate custom passages. Add text-to-speech and build quizzes to test understanding and memory. Key Features - Custom quiz creation with main-idea, detail, inference, vocabulary or 5 WH question quiz - Text-to-speech for accessible reading experiences - AI story generation for any reading level (grades 2–12) - Progress tracking with saved quiz results - Manual or AI-assisted story writing for teachers, parents, and learners Comprehend-Reading turns reading into an engaging learning journey—helping students focus on key ideas, improve recall, and grow confident in comprehension. Terms of service https://www.comprehend-reading.com/terms-of-service

Screenshots

Main Idea4 screens
Comprehend4 screens

Verdict

The call

The clearest difference is rating: Comprehend at 5.0 against Main Idea's 3.7. Comprehend also leads on update cadence (every 6 weeks vs every 22 months). Main Idea's advantage is review sentiment (42% vs 0%) and device support (3 vs 1). On price, ratings volume, ads and in-app purchases 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. Main Idea sells 3 one-off in-app purchases and Comprehend sells 2 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Comprehend holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 5 respectively. Written reviews complicate that: 42% of Main Idea's written reviews are positive against 0% of Comprehend's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Main Idea ships an update every 22 months, Comprehend every 6 weeks. The most recent releases landed on June 3, 2026 and July 30, 2026 respectively.

Scorecard5 real differences · 5 level
Main Idea versus Comprehend: the parameters behind the verdict, then further details
ParameterMain IdeaComprehend
PriceFreeFree
Rating3.7 (3 ratings)5.0 (5 ratings) — better
Positive reviews41.7% of reviews — better0.0% of reviews
Number of ratings35 — better
Update frequencyEvery 22 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS12.2 — better16.2
Further details — not scored
Size28 MB51 MB
Age rating4+4+
DeveloperJanine TooleVictoria Park

Customer experience

Main Idea

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews12 reviews
Positive41.7%
Neutral0.0%
Negative58.3%

Comprehend

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

3 purchases

Main Idea

One-time3
  • Upgrade to 2 Players$1.99
  • Purchase All Levels$2.99
  • Upgrade to 10 Players$2.99
2 purchases

Comprehend

Subscriptions2
  • Monthly subscription3 Days trial$8.991 Month
  • Annual Subscription3 Days trial$99.991 Year

Questions

Is Main Idea free?
Main Idea is free to download, with in-app purchases available.
Is Comprehend free?
Comprehend is free to download, with in-app purchases available.
Which has better reviews, Main Idea or Comprehend?
Comprehend is rated higher. Main Idea averages 3.7 out of 5 from 3 ratings, while Comprehend averages 5.0 from 5 ratings.
Do Main Idea or Comprehend have ads?
Neither Main Idea nor Comprehend shows ads.
Which is updated more often, Main Idea or Comprehend?
Main Idea ships an update every 22 months, and Comprehend every 6 weeks. Most recently, Main Idea was updated on June 3, 2026 and Comprehend on July 30, 2026.

Other comparisons