Comparison

Klatt vs Harry

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

Head to head
About

Klatt

Features
Read full description

Spelling application for 4-7 year old children, which can help to improve its users' spelling and reading skills and encourage them to practise regularly. Practise daily, check your stars and try your hardest to collect the perfect stars! Klatt-Words based on the UK statutory requirements. The users can practise the spelling of the first 300 high frequency words by default, but every user can have his/her own wordlist too. Perfect for practising at home or on the go! You can practise: - on iPhone or iPad - in Portrait or Landscape orientation. Other features: - results are stored on iCloud - multi-user support - own wordlist for every user

About

Harry

This app offers interactive games for children aged 2-5, focusing on sorting, logic, and puzzles. Kids explore vibrant islands with Harry the cat, practicing essential cognitive skills without any spoken language.

Highlights
  • Sorting by color, shape, size
  • Logic and puzzle tasks
  • Coloring pages
  • Six explorable islands
  • No spoken language
  • Ad-free experience
Features
Read full description

Learning through play for little ones: Harry the cat takes your child across 6 islands full of sorting, logic and puzzle tasks. Made for children aged 2 to 5. There is no speech in the game, so it works for kids who speak any language. Six islands to explore: • Farm • Beach • North Pole • Volcanoes • Easter Island • Space 18 tasks in total: • Sort objects by color, shape and size • Logic tasks: find what fits • Puzzles • Coloring pages What your child practices: • Telling colors, shapes and sizes apart • Logical thinking • Attention and finishing a task For parents: • No ads • The first island is free • One purchase unlocks all islands Pack your bags and set off with Harry!

Screenshots

Klatt4 screens
Harry4 screens

Verdict

The call

The clearest difference is price: Harry at Free against Klatt's $0.99. Harry also leads on update cadence (fortnightly vs every 2 months). Klatt's advantage is in-app purchases (none vs 1). 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

Harry is free to download; Klatt costs $0.99 up front. Harry sells 1 one-off in-app purchase. Klatt asks for nothing beyond the download.

UpkeepUpdate frequency

Klatt ships an update every 2 months, Harry fortnightly. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

Scorecard3 real differences · 7 level
Klatt versus Harry: the parameters behind the verdict, then further details
ParameterKlattHarry
Price$0.99Free — better
Rating—4.7 (440 ratings) — better
Positive reviews—92.3% of reviews
Number of ratings—440 — better
Update frequencyEvery 2 monthsFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size10 MB74 MB
Age rating4+4+
DeveloperAnita Koller-LevaiZakir Mavlyanov

In-app purchases

None

Klatt

No in-app purchases

1 purchases

Harry

One-time1
  • Family pack: Full version$3.99

Questions

Is Klatt free?
Klatt costs $0.99, with no in-app purchases.
Is Harry free?
Harry is free to download, with in-app purchases available.
Do Klatt or Harry have ads?
Neither Klatt nor Harry shows ads.
Which is updated more often, Klatt or Harry?
Klatt ships an update every 2 months, and Harry fortnightly. Most recently, Klatt was updated on November 2, 2026 and Harry on November 7, 2026.

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