Comparison

Structural Formulas Study vs C.chem

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

Head to head
About

Structural Formulas Study

Explore and study over 100 molecular structures with detailed properties and clear diagrams. This app offers quick search and filtering for efficient exam preparation and daily learning, with offline access available.

Highlights
  • 100+ molecular structures
  • Detailed structural formulas
  • Essential chemical properties
  • Quick search and filters
  • Offline access
  • Exam preparation tool
Features
Read full description

Learn chemistry the easy way. Explore, search, and filter over 100 molecular structures with clear diagrams and essential data — perfect for exam prep or daily study. Features - 100+ molecules - Structural formulas with detailed properties (mass, density, pKa, etc.) - Quick search & category filters - Offline access – no internet required - Ideal for high school & college chemistry students Make chemistry study simple, efficient, and always at your fingertips!

About

C.chem

Features
Read full description

Randomly generated structural formulas across 6 levels (early high school up to university), each with 3 difficulty levels. Excellent practice material for any pupil or student studying chemistry. The breakdown and content of the levels: Lvl 1: alkanes and simple alkenes Lvl 2: Lvl 1 + more alkenes, simple branching, alcohols Lvl 3: Lvl 2 + acids, amines, halogens Lvl 4: Lvl 3 + alkynes, benzene and cyclic compounds (middle high school) Lvl 5: Lvl 4 + cis/trans isomerism, recognizing asymmetric carbon atoms, thiols, aldehydes, ketones, nitro compounds, etc. (late high school) Lvl 6: Lvl 5 + E/Z and R/S nomenclature, simple heterocyclic compounds (college, university)

Screenshots

Structural Formulas Study4 screens
C.chem4 screens

Verdict

The call

The clearest difference is update cadence: C.chem at every 3 days against Structural Formulas Study's every 5 weeks. C.chem also leads on iOS requirement (15.0 vs 18.4). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Structural Formulas Study ships an update every 5 weeks, C.chem every 3 days. The most recent releases landed on October 12, 2026 and September 30, 2026 respectively.

Scorecard2 real differences · 7 level
Structural Formulas Study versus C.chem: the parameters behind the verdict, then further details
ParameterStructural Formulas StudyC.chem
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 5 weeksEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.415.0 — better
Further details — not scored
Size5 MB121 MB
Age rating4+4+
DeveloperJun YamabeHans Kovi

In-app purchases

None

Structural Formulas Study

No in-app purchases

None

C.chem

No in-app purchases

Questions

Is Structural Formulas Study free?
Structural Formulas Study is free to download, with no in-app purchases.
Is C.chem free?
C.chem is free to download, with no in-app purchases.
Do Structural Formulas Study or C.chem have ads?
Neither Structural Formulas Study nor C.chem shows ads.
Which is updated more often, Structural Formulas Study or C.chem?
Structural Formulas Study ships an update every 5 weeks, and C.chem every 3 days. Most recently, Structural Formulas Study was updated on October 12, 2026 and C.chem on September 30, 2026.

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