Comparison

Little Architect. vs Modstack

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

Head to head
About

Little Architect.

Features
Read full description

Little Architect turns your child into a tiny LEGO-style builder — right on your phone or tablet. Pick a picture, follow the colorful step-by-step instructions, and tap to place each brick in a beautiful 3D world. When the build is done, free-explore unlocks — rotate, zoom, and admire what your child just made! Designed for kids ages 4–10. Builds work fully offline. No ads. No accounts. Free to play, with one optional in-app purchase to unlock everything. WHAT YOUR CHILD CAN BUILD • 49+ pre-designed pictures: heart, star, house, tree, car, robot, fish, plane, penguin, dragon, castle, rocket, dinosaur, butterfly and more • Three difficulty levels: easy, medium, and hard • Seasonal theme packs: Classic, Winter, Ramadan, Summer FEATURES KIDS LOVE • Real 3D scenes — rotate, zoom, and look around • Tap-to-place bricks with satisfying sound and haptics • Hint button for the next brick when stuck • Confetti celebration and 1–3 stars per build • Free-explore mode unlocks when the picture is complete • Beautiful, calming colors and soft shadows BUILT FOR FAMILIES • Up to 4 sibling profiles with avatars • Family Competition: race head-to-head on the same picture • Personal gallery of every build your child finishes • Badges for first builds, speed, no-hint runs, and collectors • Parental gate on all destructive actions SAFE & KID-FRIENDLY • 100% offline — works in airplane mode • No ads and no behavioral tracking — nothing sold to data brokers • No sign-up and no personal data collected • English and Turkish supported LEARNING THROUGH PLAY Little Architect develops spatial thinking, patience, color recognition, and step-by-step problem solving — all dressed up as joyful, screen-time-worthy play. Phone and tablet ready. iPad-optimized. Start your child's first brick adventure today! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://littlearchitect.vercel.app/privacy

About

Modstack

Features
Read full description

Modstack is a tactile programming puzzle about making big moves with a small set of commands. Place Move and Turn tiles into a program, stack modifiers to change what they do, then run your machine. Watch the robot execute each step, learn from the result, and compress your solution until it reaches par. WHAT YOU GET - 36 handcrafted campaign circuits across six chapters - A gentle visual introduction to programs, repetition, and mirroring - Ordered relays, switches, gates, and precision Expert Circuits - A new Easy, Medium, and Hard Daily Circuit every day - Layered hints that nudge without giving away the whole solution - Offline play with progress stored on your device - Purpose-built sound and haptic feedback - No ads, no account, and no tracking The Foundations chapter and Easy Daily are free. A single Full Game Unlock opens the remaining 30 campaign circuits plus Medium and Hard Daily. There is no subscription.

Screenshots

Little Architect.4 screens
Modstack4 screens

Verdict

The call

Little Architect. and Modstack are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Little Architect. sells 1 in-app purchase, starting at $2.99 per 7 days and Modstack sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Little Architect. ships an update every 2 weeks, Modstack every 8 days. The most recent releases landed on September 15, 2026 and September 24, 2026 respectively.

ScorecardNo meaningful differences
Little Architect. versus Modstack: the parameters behind the verdict, then further details
ParameterLittle Architect.Modstack
PriceFreeFree
Update frequencyEvery 2 weeksEvery 8 days — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size33 MB30 MB
Age rating+44+
DeveloperMustafa DemirNovoBuild LLC

In-app purchases

1 purchases

Little Architect.

Subscriptions1
  • Premium Weekly$2.997 Days
1 purchases

Modstack

One-time1
  • Unlock Full Modstack$3.99

Questions

Is Little Architect. free?
Little Architect. is free to download, with in-app purchases available.
Is Modstack free?
Modstack is free to download, with in-app purchases available.
Do Little Architect. or Modstack have ads?
Neither Little Architect. nor Modstack shows ads.
Which is updated more often, Little Architect. or Modstack?
Little Architect. ships an update every 2 weeks, and Modstack every 8 days. Most recently, Little Architect. was updated on September 15, 2026 and Modstack on September 24, 2026.

Other comparisons