Comparison

Synthesis24 vs Spelling Bee Adventure

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

Head to head
About

Synthesis24

Features
Read full description

Four numbers. One target: 24. Use addition, subtraction, multiplication and division to turn four number cards into 24. Use each starting number once, and combine intermediate results as you work toward the answer. Drag numbers and operation symbols into place to build your calculation. Choose how to play: - Levels: solve puzzles and unlock the next level. - Endless mode: solve a puzzle, then try a new set of numbers. The refreshed home screen brings updated graphics, rounded buttons and icons to the same number puzzle. Explore 800 levels, with easier puzzles between challenges.

About

Spelling Bee Adventure

Features
Read full description

Spelling Bee Adventure makes spelling practice feel like a real mission instead of another worksheet. Every correct answer helps guide lost bees back to camp. Children travel across rescue routes, type full spelling answers under pressure, unlock memorable bee companions, and watch their progress grow with every successful run. WHY PLAYERS STAY ENGAGED - A story-driven rescue journey gives each spelling round a clear purpose - World-map progression makes practice feel like movement, discovery, and reward - Typed answers build stronger recall than simple tap-only quizzes - Special bee rescues unlock exciting helper tools that support future missions - Progress is saved on the device so players can return and keep building momentum WHAT'S INSIDE - Rescue-map home screen with visible world progression - Live spelling missions focused on full-word typing - Helpful power-ups for tougher words and longer rescue runs - Special bees including Smith Bee, Fairy Bee, Miner Bee, and Chrono Bee - Progress tracking for rescued bees, unlocked tools, and completed routes OFFLINE-FRIENDLY DESIGN Core spelling gameplay, progress saving, and review flows work locally on the device. Internet may still be used for ads or optional connected services when available.

Screenshots

Synthesis244 screens
Spelling Bee Adventure4 screens

Verdict

The call

The clearest difference is ads: Synthesis24 at none against Spelling Bee Adventure's shown. Spelling Bee Adventure's advantage is update cadence (daily vs every 6 months) and iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Synthesis24 ships an update every 6 months, Spelling Bee Adventure daily. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

Scorecard3 real differences ยท 3 level
Synthesis24 versus Spelling Bee Adventure: the parameters behind the verdict, then further details
ParameterSynthesis24Spelling Bee Adventure
PriceFreeFree
Update frequencyEvery 6 monthsDaily โ€” better
AdsNo โ€” betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 โ€” better
Further details โ€” not scored
Size82 MB59 MB
Age rating4+4+
Developerๆฐ่ถ… ๆจDomingo Tambasacan

In-app purchases

None

Synthesis24

No in-app purchases

None

Spelling Bee Adventure

No in-app purchases

Questions

Is Synthesis24 free?
Synthesis24 is free to download, with no in-app purchases.
Is Spelling Bee Adventure free?
Spelling Bee Adventure is free to download, with no in-app purchases.
Do Synthesis24 or Spelling Bee Adventure have ads?
Spelling Bee Adventure shows ads; Synthesis24 does not.
Which is updated more often, Synthesis24 or Spelling Bee Adventure?
Synthesis24 ships an update every 6 months, and Spelling Bee Adventure daily. Most recently, Synthesis24 was updated on October 30, 2026 and Spelling Bee Adventure on October 28, 2026.

Other comparisons