Comparison

First Class vs Periodic Play

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

Head to head
About

First Class

Features
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The First Class app allows end users to manage their class bookings with organizations that use First Class Software for class management. With the app, users can view their child’s lesson progress, report absences, and manage their accounts.

About

Periodic Play

Features
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Discover the fun side of chemistry with Periodic Play β€” the card game that turns the periodic table into hands-on play. Match real elements, form real compounds, and watch chemistry come alive with every capture. EVERY CAPTURE IS A DISCOVERY Complete a compound and watch its elements collide and fuse in a delightful animation β€” 2 hydrogens and 1 oxygen really do crash together to make H2O! Atom balls use the same standard colors chemists use, every molecular ratio is scientifically accurate, and each of the 23 compounds comes with a fun real-life fact: rust is what makes Mars red, cows burp methane, and your brain is burning glucose right now. THREE WAYS TO PLAY Explore β€” No timer, no opponent. Take your time, form compounds, and soak up the science at your own pace. Perfect for first-time chemists. 1 Player vs Bot β€” Race a friendly Bot with three difficulty levels. Capture compounds before the countdown runs out! 2 Players β€” Face-to-face on one device, each player on their own side of the screen. Same table, same cards β€” fastest thinker wins. 74 CARDS, REAL CHEMISTRY 51 element cards β€” Hydrogen, Oxygen, Carbon, Sodium, Iron and more 23 compound cards β€” Water, Table Salt, Carbon Dioxide, Glucose, Sulfuric Acid and more Spot a table where nothing can be made? Call a deadlock for bonus points β€” but a wrong call will cost you! LEARN WHILE YOU PLAY A built-in interactive tutorial teaches everything in six bite-size lessons β€” how to read formulas, why H2 needs two hydrogen cards, when to call a deadlock, and more. No walls of text β€” just watch and play. Perfect for: Primary and lower-secondary students meeting the elements for the first time Families who love science night Classrooms, science clubs and homeschoolers Explore and 2 Players modes are completely free, forever. A single optional purchase unlocks 1 Player vs Bot. No ads. No accounts. Everything works offline β€” internet is only needed for the optional purchase.

Screenshots

First Class3 screens
Periodic Play4 screens

Verdict

The call

The clearest difference is in-app purchases: First Class at none against Periodic Play's 1. Periodic Play's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

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

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

Both are free to download. Periodic Play sells 1 one-off in-app purchase. First Class asks for nothing beyond the download.

UpkeepUpdate frequency

First Class ships an update every 2 months, Periodic Play every 2 weeks. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

Scorecard2 real differences Β· 4 level
First Class versus Periodic Play: the parameters behind the verdict, then further details
ParameterFirst ClassPeriodic Play
PriceFreeFree
Update frequencyEvery 2 monthsEvery 2 weeks β€” better
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 β€” better
Further details β€” not scored
Size42 MB5 MB
Age rating4+4+
DeveloperMember Retention Systems PTY LTDS and S Forever Pty Ltd

In-app purchases

None

First Class

No in-app purchases

1 purchases

Periodic Play

One-time1
  • 1 Player vs Bot$1.99

Questions

Is First Class free?
First Class is free to download, with no in-app purchases.
Is Periodic Play free?
Periodic Play is free to download, with in-app purchases available.
Do First Class or Periodic Play have ads?
Neither First Class nor Periodic Play shows ads.
Which is updated more often, First Class or Periodic Play?
First Class ships an update every 2 months, and Periodic Play every 2 weeks. Most recently, First Class was updated on October 8, 2026 and Periodic Play on October 9, 2026.

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