Comparison

Numberblocks World vs The Overview Effect

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

Head to head
About

Numberblocks World

This app offers an animated adventure to help children master numbers through engaging videos and games. It provides a fun and exciting way to build confidence and enjoyment in mathematics, aligned with early years curricula.

Highlights
  • 100+ math-themed episodes
  • Numeracy games and quizzes
  • Progressive learning levels
  • Subitising and counting games
  • Ad-free and COPPA/GDPR-K compliant
Features
Read full description

Get ready for a unique animated adventure! Packed with number magic that you can count on to help your child master numbers in an easy and exciting way, Numberblocks World helps build confidence in and enjoyment of maths. Numberblocks World is a fun with numbers video on demand and games subscription app aimed at kids aged 3+ with a core age group of 4 to 6 year olds, brought to you by the BAFTA award-winning team at Alphablocks Ltd. and Blue Zoo Animations Studio. 1, 2, 3 − Let’s go! ** How does Numberblocks World help your child? ** 1. Maths is SO much easier when you can see how it works. 100+ episodes bring hundreds of essential number skills to life with big visuals and amazing animation, from your first encounter with One to mini-musicals, classic comedy, song-and-dance numbers and a nail-biting escape from the double dungeon of doom, your child can enjoy a choice of numeracy-led adventures. 2. An educational learning journey packed with numeracy games and regular quizzes to show how well your little learner has mastered each step. 3. Created together with experts from the NCETM (National Centre for Excellence in the Teaching of Mathematics) and presented in levels that help children progress through the different stages of number skills, Numberblocks is compatible with all early years curricula. 4. This app is fun, educational and safe, being COPPA and GDPR-K compliant. 5. All presented through a safe, 100% ad-free, digital world for your child to explore. ** Featuring… ** • The full Numberblocks series of 90 Numberblocks episodes presented in 5 easy-to-follow levels. • Enjoyable number songs, designed to help children grow in number confidence. • Three subitising games, helping children to recognise quantity. • A fabulous counting game, allowing children to progress from counting in 1s to counting in 2s, 5s and 10s. • A quiz, hosted by our game show host Numberblock 6, so little learners can see if they need to go back over the previous videos or whether they're ready to progress along the learning journey. N.B. Episode length might vary in different regions. ** Numberblocks Subscription ** • Numberblocks World offers a free 7 day trial. • Subscription lengths vary from Monthly to Yearly. • The price of the subscription might differ depending on the plan you choose and the region you are in. • Payment will be charged to your Apple account at the time of purchase. • You can cancel your subscription at any time through your App Store account settings and turn off auto renewal through your App Store account settings. • Any unused amount of a free trial period, when offered, will be forfeited at the point when a user purchases a subscription, where applicable. • Accounts will be charged for renewal within 24-hours prior to the end of the current period unless auto-renew is turned off at least 24-hours before the end of the current period. ** Privacy & Safety ** At Numberblocks your child’s privacy and safety is a number one priority for us. There are no ads in the app and we will never share personal information with any 3rd parties or sell this on. You can find out more in our Privacy Policy and Terms of Service: Privacy Policy: https://www.learningblocks.tv/privacy-policy Terms of Service: https://www.learningblocks.tv/terms-of-service

About

The Overview Effect

Features
Read full description

Inspired by the Overview Effect — the shift in awareness astronauts experience when they see Earth from space. Watch our world slowly turn beneath you. Read a single line of reflection. Listen. Breathe. Remember where and who you are.

Screenshots

Numberblocks World4 screens
The Overview Effect3 screens

Verdict

The call

The clearest difference is price: Numberblocks World at Free against The Overview Effect's $1.99. The Overview Effect's advantage is in-app purchases (none vs 2) and update cadence (daily vs every 3 weeks). On ads, device support and iOS requirement 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

Numberblocks World is free to download; The Overview Effect costs $1.99 up front. Numberblocks World sells 2 in-app purchases, starting at $7.99 per month. The Overview Effect asks for nothing beyond the download.

UpkeepUpdate frequency

Numberblocks World ships an update every 3 weeks, The Overview Effect daily. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
Numberblocks World versus The Overview Effect: the parameters behind the verdict, then further details
ParameterNumberblocks WorldThe Overview Effect
PriceFree — better$1.99
Rating4.1 (336 ratings) — better—
Positive reviews43.9% of reviews—
Number of ratings336 — better—
Update frequencyEvery 3 weeksDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size640 MB44 MB
Age rating4+4+
DeveloperBlue-ZooNegoci

Bugs and requests

Numberblocks World

Reported bugs

6 issues
  • Freezing and crashing
  • Videos not loading
  • Glitches in games and activities
  • Subscription not working properly
  • Incorrect answers in games
Show 1 more
  • Numberblocks characters not displaying properly

Requested features

6 requests
  • Add new Numberblocks characters (42, 48, 54, 56, 63, 72)
  • Offline mode
  • Ability to reset progress
  • Subtitles/captions for videos
  • More games and activities
Show 1 more
  • Ability to track individual child progress

The Overview Effect

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Numberblocks World

Subscriptions2
  • Monthly Subscription7 Days trial$7.991 Month
  • Yearly Subscription7 Days trial$29.991 Year
None

The Overview Effect

No in-app purchases

Questions

Is Numberblocks World free?
Numberblocks World is free to download, with in-app purchases available.
Is The Overview Effect free?
The Overview Effect costs $1.99, with no in-app purchases.
Do Numberblocks World or The Overview Effect have ads?
Neither Numberblocks World nor The Overview Effect shows ads.
Which is updated more often, Numberblocks World or The Overview Effect?
Numberblocks World ships an update every 3 weeks, and The Overview Effect daily. Most recently, Numberblocks World was updated on November 4, 2026 and The Overview Effect on October 30, 2026.

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