Comparison

Osmo Coding Duo vs NumberSparks

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

Head to head
About

Osmo Coding Duo

This app offers a collaborative coding adventure where two players team up to solve logic puzzles and rescue pets. It introduces real-world coding concepts through engaging challenges and a fun narrative.

Highlights
  • Multistep logic problems
  • Collaborative play for two
  • Coding concept introduction
  • Pet rescue adventure
  • Osmo character interaction
Read full description

Team up with a friend to solve coding puzzles and rescue pets! The most advanced game in Osmo’s Coding Family, Coding Duo uses multistep logic problems to introduce kids to real-world coding concepts. FEATURES: Advanced Puzzles for Coding Fans Get challenged by multistep logic problems that will stretch minds and introduce them to coding concepts that are used in the real world. Collaborative Play Friends and family can play together side by side to solve coding puzzles. Use teamwork and strategy to work together towards a common goal. A Fun Rescue Adventure with Osmo Characters A scientist has lost his pets and needs your help to find them. Solve the coding challenges using your favorite Osmo characters and rescue pets across several islands and return them to their home. NOTES: * Requires the Osmo Base and Coding Blocks. Each sold separately or as part of Osmo Coding Starter Kit or Osmo Coding Family Bundle. * Compatible with most iPads. Please see our device compatibility list here: https://support.playosmo.com/hc/articles/115010156067 *About Osmo Osmo is using the screen to create a new healthy, hands-on learning experience that promotes creativity, problem-solving and social interaction. We do this with our reflective artificial intelligent technology.

About

NumberSparks

Features
Read full description

Make maths click, one small discovery at a time. NumberSparks is a playful visual maths app for children learning selected Grade 3, 4 and 5 topics. Each short lesson explains an idea, lets learners change a visual model, and gives clear feedback as they try an answer. Included lessons cover: • Grade 3: equal groups, multiplication and sharing • Grade 4: breaking multiplication into parts and applying the strategy • Grade 5: fraction parts and adding and subtracting fractions with matching denominators Children can save unfinished work, replay lessons in Practice and see their activity in My Progress. Optional teaching audio reads useful prompts, while sound and motion controls let each learner choose a comfortable experience. All nine included lessons are free. There are no ads, in-app purchases or accounts. Learning progress stays on the device. NumberSparks currently teaches selected topics rather than the complete curriculum for each grade.

Screenshots

Osmo Coding Duo4 screens
NumberSparks4 screens

Verdict

The call

The clearest difference is in-app purchases: Osmo Coding Duo at none against NumberSparks's 1. Osmo Coding Duo also leads on iOS requirement (15.0 vs 18.2). NumberSparks's advantage is update cadence (weekly vs every 2 months). On price, ads 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

Both are free to download. NumberSparks sells 1 one-off in-app purchase. Osmo Coding Duo asks for nothing beyond the download.

UpkeepUpdate frequency

Osmo Coding Duo ships an update every 2 months, NumberSparks weekly. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 7 level
Osmo Coding Duo versus NumberSparks: the parameters behind the verdict, then further details
ParameterOsmo Coding DuoNumberSparks
PriceFreeFree
Rating3.9 (145 ratings) — better—
Positive reviews52.6% of reviews—
Number of ratings145 — better—
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.2
Further details — not scored
Size309 MB46 MB
Age rating4+4+
DeveloperTangible PlayMatthew Huang

In-app purchases

None

Osmo Coding Duo

No in-app purchases

1 purchases

NumberSparks

One-time1
  • Premium Lifetime$4.99

Questions

Is Osmo Coding Duo free?
Osmo Coding Duo is free to download, with no in-app purchases.
Is NumberSparks free?
NumberSparks is free to download, with in-app purchases available.
Do Osmo Coding Duo or NumberSparks have ads?
Neither Osmo Coding Duo nor NumberSparks shows ads.
Which is updated more often, Osmo Coding Duo or NumberSparks?
Osmo Coding Duo ships an update every 2 months, and NumberSparks weekly. Most recently, Osmo Coding Duo was updated on October 24, 2026 and NumberSparks on October 7, 2026.

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