Comparison

ReactionFlash vs Pro Chemical Bonding

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

Head to head
About

ReactionFlash

This app serves as a comprehensive flashcard-style learning tool for named chemical reactions. It provides detailed information on reaction mechanisms and examples from scientific literature, with a quiz mode to test user knowledge.

Highlights
  • Learn named chemical reactions
  • Understand reaction mechanisms
  • View literature examples
  • Quiz mode for knowledge testing
  • Flashcard interface
Features
Read full description

Want to refresh your memory on named chemical reactions before an exam or a group meeting? Get all the details with ReactionFlash(R) as a great way to learn named reactions, understand their mechanisms and view examples published in peer-reviewed literature. Designed and developed in consultation with Professor Dr. Erick M. Carreira of ETH Zürich, the app covers 1'266 named chemical reactions, by far the largest collection of Named Reactions. Professor Carreira has helped ensure that we have all the fundamental reactions that should be part of every chemist’s toolkit: from the best-known ones to the ones only Nobel Prize winners remember! The app is designed like a set of flash cards so it can be used as a learning tool as well as a reference. Each ‘card’ shows the reaction, its mechanism and examples from peer-reviewed, published literature. It also has a quiz mode that lets you test your knowledge. Linking into Reaxys enables you to find the most recent examples of each reaction, many with experimental details. Reaxys delivers experimental facts from the literature, enabling researchers to find the best synthetic routes and conditions. Find out more at https://www.elsevier.com/solutions/reaxys Download the app now and see if you know all the named reactions! Summary: - Learn named reactions - Review and understand mechanisms - Explore examples published in peer-reviewed literature - Take the ReactionFlash quiz and see how much you know If you need support, please contact us at reactionflash@elsevier.com. Reaxys and ReactionFlash are trade marks of Elsevier Limited, used under license.

About

Pro Chemical Bonding

Master the fundamental concept of chemical bonding with this educational tool. It offers learning modules and a simple exam to reinforce understanding and support academic achievement.

Highlights
  • Learn chemical bonding concepts
  • Take simple exams
  • Supports academic success
  • Educational content
Features
Read full description

This educational app is your perfect companion for learning and mastering chemical bonding — a core concept in chemistry.  This app allows students to learn about and take a simple exam on chemical bonding, which supports their academic success.

Screenshots

ReactionFlash4 screens
Pro Chemical Bonding4 screens

Verdict

The call

The clearest difference is review sentiment: ReactionFlash at 81% against Pro Chemical Bonding's 0%. ReactionFlash also leads on ads (none vs shown) and update cadence (every 4 months vs every 32 months). Pro Chemical Bonding's advantage is iOS requirement (12.0 vs 14.0). On price, 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

ReactionFlash ships an update every 4 months, Pro Chemical Bonding every 32 months. The most recent releases landed on October 23, 2026 and October 10, 2026 respectively.

Scorecard5 real differences · 5 level
ReactionFlash versus Pro Chemical Bonding: the parameters behind the verdict, then further details
ParameterReactionFlashPro Chemical Bonding
PriceFreeFree
Rating4.8 (42 ratings) — better—
Positive reviews80.6% of reviews — better0.0% of reviews
Number of ratings42 — better—
Update frequencyEvery 4 months — betterEvery 32 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPodiPhone, iPod
Requires iOS14.012.0 — better
Further details — not scored
Size37 MB11 MB
Age rating4+4+
DeveloperElsevier Limitedgangadhar goud

Customer experience

ReactionFlash

All ratings41 ratings
Positive95.1%
Neutral2.4%
Negative2.4%
Written reviews31 reviews
Positive80.6%
Neutral6.5%
Negative12.9%

Pro Chemical Bonding

Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

None

ReactionFlash

No in-app purchases

None

Pro Chemical Bonding

No in-app purchases

Questions

Is ReactionFlash free?
ReactionFlash is free to download, with no in-app purchases.
Is Pro Chemical Bonding free?
Pro Chemical Bonding is free to download, with no in-app purchases.
Do ReactionFlash or Pro Chemical Bonding have ads?
Pro Chemical Bonding shows ads; ReactionFlash does not.
Which is updated more often, ReactionFlash or Pro Chemical Bonding?
ReactionFlash ships an update every 4 months, and Pro Chemical Bonding every 32 months. Most recently, ReactionFlash was updated on October 23, 2026 and Pro Chemical Bonding on October 10, 2026.

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