Comparison

ABC Simple Letters vs Materrium

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

Head to head
About

ABC Simple Letters

This app helps young children develop handwriting skills by teaching them to draw letters with their fingers. It provides recognition for correct letter formation to encourage progress and is also used by teachers for children facing handwriting challenges.

Highlights
  • Finger tracing letter practice
  • Letter recognition for encouragement
  • Develops handwriting skills
  • Aids children with handwriting challenges
  • Supports early learning stages
Read full description

Before handwriting becomes natural our applications are designed to help your child develop their writing skills. When your child writes a letter correctly it is recognised to encourage progress. That is how each of our applications develops the ability of your child at a different stage of development allowing them to access new skills. *ABC simple letters* helps children to learn and practice drawing letters with their fingers. It is also used by some teachers in with children who find handwriting challenging.

About

Materrium

Features
Read full description

The Fun Atom & Chemistry Lab for Kids and Curious Minds! Materium turns atomic science and chemistry into an intuitive, playful puzzle adventure! From water to table salt, from lithium to gold, combine elements, synthesize real molecules, and journey from a curious explorer to a Legendary Master Alchemist! KEY FEATURES: 20 Engaging Chemistry Puzzle Missions Drag and merge atoms into matching valence slots to create molecules like Water (H₂O), Methane (CH₄), Carbon Dioxide (CO₂), and more. Learn how valence electrons and chemical bonds work through play! NEW: Hands-On Atom Builder Step into the subatomic realm! Place protons and neutrons into the nucleus, position electrons on their Bohr energy shells, and synthesize stable atoms while discovering their real-world atomic numbers. Dream Lab (Creative Sandbox) Zero rules, pure curiosity! Experiment freely by mixing any elements on your laboratory workbench to discover hidden compounds and unexpected reactions. Interactive Periodic Table Museum Explore the chemical elements grouped by category: Alkali Metals, Noble Gases, Halogens, and Non-Metals. Uncover their everyday superpowers, atomic structures, and fun facts. Daily Quiz Wheel Test your elemental knowledge with 5 fun daily questions. Maintain your learning streak and earn scientific trophies! Alchemist Certificate & Diploma Celebrate your milestone achievements! Generate and share your official high-resolution Alchemist Diploma complete with your rank, discovery count, and badges. KID-FRIENDLY & SAFE: - Intuitive, vibrant, and tactile design tailored for young learners and students. - Optional one-time Remove Ads purchase for an uninterrupted, distraction-free environment. - Privacy-first: No tracking or collection of personal data. Ignite your love for science. Download Materium and start synthesizing the universe today!

Screenshots

ABC Simple Letters1 screens
Materrium4 screens

Verdict

The call

The clearest difference is price: Materrium at Free against ABC Simple Letters's $1.99. Materrium also leads on update cadence (every 2 months vs every 5 months). ABC Simple Letters's advantage is ads (none vs shown) and iOS requirement (15.6 vs 17.0). On in-app purchases 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

Materrium is free to download; ABC Simple Letters costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ABC Simple Letters ships an update every 5 months, Materrium every 2 months. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

Scorecard4 real differences · 6 level
ABC Simple Letters versus Materrium: the parameters behind the verdict, then further details
ParameterABC Simple LettersMaterrium
Price$1.99Free — better
Rating1.0 (1 ratings) — better—
Positive reviews42.9% of reviews—
Number of ratings1 — better—
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.0
Further details — not scored
Size28 MB17 MB
Age rating4+9+
DeveloperCROMBEZ EmmanuelVOLKAN TEZKAN

In-app purchases

None

ABC Simple Letters

No in-app purchases

None

Materrium

No in-app purchases

Questions

Is ABC Simple Letters free?
ABC Simple Letters costs $1.99, with no in-app purchases.
Is Materrium free?
Materrium is free to download, with no in-app purchases.
Do ABC Simple Letters or Materrium have ads?
Materrium shows ads; ABC Simple Letters does not.
Which is updated more often, ABC Simple Letters or Materrium?
ABC Simple Letters ships an update every 5 months, and Materrium every 2 months. Most recently, ABC Simple Letters was updated on October 6, 2026 and Materrium on October 15, 2026.

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