Comparison

Osmo World vs Tami's Tower

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

Head to head
About

Osmo World

This app serves as a central hub for a collection of educational games designed to foster creativity, problem-solving, and social interaction in children. It allows users to launch into various Osmo games and collect virtual rewards.

Highlights
  • Launch Osmo games
  • Explore game library
  • Win collectible stickers
  • Hands-on learning
  • Promotes creativity
  • Encourages problem-solving
  • Fosters social interaction
Read full description

This is the home for Osmo! Launch into Osmo to explore all your favorite Osmo games, and win collectible stickers along the way. Osmo is connecting over 1 million kids around the world to a new healthy, hands-on learning experience that promotes creativity, problem-solving, and social interaction. Find out more at www.playosmo.com

About

Tami's Tower

Guide a hungry tamarin to fruit by building a stable tower. Learn basic engineering design principles through interactive gameplay. This educational game is designed for young learners and can be used at home or in the classroom.

Highlights
  • Build towers to reach fruit
  • Learn engineering design principles
  • Educational content for K-2
  • Metacognitive prompts for self-assessment
  • Sandbox mode for level design
  • Classroom or home use
Features
Read full description

It’s lunch time and Tami, the golden lion tamarin, is hungry! Help Tami reach the delicious fruit by building a tower. But watch out! Other animals can cause Tami’s tower to topple over. From the Smithsonian Science Education Center, Tami’s Tower: Let’s Think About Engineering is an educational engineering design game that will help teach your student how to design a solution to a problem using basic engineering design principles. Educational features: • Aligned to educational science standards for kindergarten through second grade • Designed for emergent readers • Grounded in educational psychology research • Metacognitive prompts provide students an opportunity to monitor and assess their own confidence •  Teachers can assess student responses to metacognitive prompts through an in-game summary screen •  In-game tutorial to teach students how to play • Introduces students to engineering design principles • Students will learn how the shape of an object can help it function as needed to solve a problem •  Students can reflect on previous attempts to improve design •  Students can design a level in Sandbox mode •  Designed to be used in the classroom or at home

Screenshots

Osmo World4 screens
Tami's Tower1 screens

Verdict

The call

The clearest difference is review sentiment: Tami's Tower at 100% against Osmo World's 42%. Tami's Tower also leads on rating (5.0 vs 3.9) and monetization model (free vs ad-supported). Osmo World's advantage is ratings volume (1.4K vs 14). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Tami's Tower holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Osmo World has 1.4K ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 42% of Osmo World's written reviews are positive against 100% of Tami's Tower's.

UpkeepUpdate frequency

Osmo World ships an update every 2 months, Tami's Tower every 6 weeks. The most recent releases landed on November 3, 2026 and November 2, 2026 respectively.

Scorecard5 real differences · 5 level
Osmo World versus Tami's Tower: the parameters behind the verdict, then further details
ParameterOsmo WorldTami's Tower
PriceFreeFree
Rating3.9 (1.4K ratings)5.0 (14 ratings) — better
Positive reviews42.3% of reviews100.0% of reviews — better
Number of ratings1.4K — better14
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.010.0 — better
Further details — not scored
Size347 MB68 MB
Age rating4+4+
DeveloperTangible PlaySmithsonian Institution

Customer experience

Osmo World

All ratings1,348 ratings
Positive69.7%
Neutral5.9%
Negative24.4%
Written reviews156 reviews
Positive42.3%
Neutral8.3%
Negative49.4%

Tami's Tower

All ratings14 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Osmo World

Reported bugs

4 issues
  • App crashes or freezes
  • Camera recognition problems
  • Saved progress/data loss
  • Incompatibility with certain iPad models

Requested features

4 requests
  • More game content and updates
  • Improved account/progress syncing
  • Simplified setup and onboarding
  • Better support for newer hardware

Tami's Tower

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Osmo World

No in-app purchases

None

Tami's Tower

No in-app purchases

Questions

Is Osmo World free?
Osmo World is free to download, with no in-app purchases.
Is Tami's Tower free?
Tami's Tower is free to download, with no in-app purchases.
Which has better reviews, Osmo World or Tami's Tower?
Tami's Tower is rated higher. Osmo World averages 3.9 out of 5 from 1.4K ratings, while Tami's Tower averages 5.0 from 14 ratings.
Do Osmo World or Tami's Tower have ads?
Neither Osmo World nor Tami's Tower shows ads.
Which is updated more often, Osmo World or Tami's Tower?
Osmo World ships an update every 2 months, and Tami's Tower every 6 weeks. Most recently, Osmo World was updated on November 3, 2026 and Tami's Tower on November 2, 2026.

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