What's Hiding? vs Starfall Learn to Read
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
What's Hiding?
This educational app helps young learners practice basic addition and subtraction. It uses visual aids like discs presented in frames, with some hidden to test number sense. The app supports numbers up to 20 and offers options for counting or subtilizing.
- Addition and subtraction practice
- Visual disc counting
- Numbers 1-5, 1-10, or 1-20 support
- 5-frame and 10-frame formats
- Counting or subtilizing options
- iPad specific features
Read full descriptionHide full description
Practice basic addition and subtraction concepts. Discs are counted, then covered, and some slide out from under the cover. Your job is to tell how many are still hidden under the cover. Work with numbers 1-5 or 1-10. Discs are displayed in a 5-frame or 10-frame format. The iPad version includes an option to use numbers to 20 in two 10 frames. This option was added at the request of elementary education teacher candidates at Augustana College in Rock Island, IL who were working with kindergarten students. The iPad version also includes an option to count or subtilize the number of discs. That option was added in response to a user request. Developed as part of the NumberSense Project at Augustana College in Rock Island, IL.
Starfall Learn to Read
This free app offers engaging books, games, and movies to help children learn to read. It focuses on vowel sounds and spelling through interactive activities, songs, and movies, fostering a love for language and reading.
- Interactive reading activities
- Engaging games and movies
- Focus on vowel sounds and spelling
- Songs and positive reinforcement
- Suitable for emerging readers
- Supports English language learners
Read full descriptionHide full description
Starfall® Learn to Read is the second step of Starfall’s Learn to Read phonics sequence, which teaches the foundational skills for learning to read. Step 1: ABCs Step 2: Learn to Read Step 3: It’s Fun to Read Step 4: I’m Reading! In Starfall Learn to Read, children explore early phonics in a sequential, stress-free environment. Each step of the learning journey comes to life with help from the Vowel Pals—delightful characters that add depth and personality to each vowel sound. Children develop their phonics skills through the use of CVC (consonant-vowel-consonant) words, sight words, and vowel teams. Mastering the skills taught in Starfall Learn to Read helps children become confident, independent readers. Travel-ready. No internet connection required. Find Starfall Learn to Read, along with 700+ additional activities and counting across reading, math, music, and more in the Starfall app. The Starfall website and applications are program services of Starfall Education Foundation, a 501(c)(3) publicly supported nonprofit organization. Starfall® and Starfall.com® are registered trademarks in the US, the European Union, and various other countries. Copyright © 2002–2026 by Starfall Education. All rights reserved. Starfall apps are inclusively designed to support all children, including English Language Learners (ELLs). Starfall also provides an Enhanced Accessible Index for children with visual, hearing, or mobility impairments. For more information, please contact Customer Service at (+1) 303-417-6414.
Screenshots
Verdict
The clearest difference is rating: Starfall Learn to Read at 4.2 against What's Hiding?'s 2.0. Starfall Learn to Read also leads on review sentiment (75% vs 33%) and ratings volume (229 vs 3). What's Hiding?'s advantage is iOS requirement (8.1 vs 15.0). On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Starfall Learn to Read holds the better App Store score, 4.2 against 2.0. That said, the two scores are not equally well evidenced: Starfall Learn to Read has 229 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 33% of What's Hiding?'s written reviews are positive against 75% of Starfall Learn to Read's.
What's Hiding? ships an update every 10 months, Starfall Learn to Read every 9 months. The most recent releases landed on October 11, 2026 and October 21, 2026 respectively.
| Parameter | What's Hiding? | Starfall Learn to Read |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (3 ratings) | 4.2 (229 ratings) — better |
| Positive reviews | 33.3% of reviews | 74.7% of reviews — better |
| Number of ratings | 3 | 229 — better |
| Update frequency | Every 10 months | Every 9 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.1 — better | 15.0 |
| Further details — not scored | ||
| Size | 37 MB | 91 MB |
| Age rating | 4+ | 4+ |
| Developer | Classroom Focused Software | Starfall Education Foundation |
Customer experience
What's Hiding?
Starfall Learn to Read
Bugs and requests
What's Hiding?
Not enough reviews yet to summarise bugs or requests.
Starfall Learn to Read
Reported bugs
8 issues- App won't load beyond launch screen (black or green screen)
- Math games incompatible with iPhone updates
- Sound not playing in some instances
- App requires deletion and reinstallation to function
- Crashes on iOS 9.2.1 and older versions
Show 3 moreShow fewer
- Glitches when pressing letter machine words
- App needs to be opened twice each time to run
- Compatibility issues with various iOS versions
Requested features
10 requests- Reward/star system for motivation and progress tracking
- Lesson progression markers showing mastery of modules
- Writing and spelling exercises to reinforce learning
- More stories and content variety
- UK English version option
Show 5 moreShow fewer
- Settings to control word pronunciation features
- More word-building exercises
- Sight vocabulary games for common words
- Additional phonics rules (ng, tch, ck, tion, sion)
- Level progression system to track advancement
In-app purchases
What's Hiding?
No in-app purchases
Starfall Learn to Read
No in-app purchases
Questions
Is What's Hiding? free?
Is Starfall Learn to Read free?
Which has better reviews, What's Hiding? or Starfall Learn to Read?
Do What's Hiding? or Starfall Learn to Read have ads?
Which is updated more often, What's Hiding? or Starfall Learn to Read?
Other comparisons















