DrPhos' Stoichiometry is a specialized chemistry calculator for high school and college students, available as a paid utility on iOS.
Product velocity
Dormant
Daily rank 🇺🇸
—
Education
Sentiment
5.0
1 reviews
Nemesis
Chemical Equation Balancer App
The App DNA
What makes this app unique?
Students hire this tool to solve stoichiometry problems quickly, but the lack of integrated reference materials forces them to switch to broader study apps, limiting the app's retention.
For High school and college chemistry students requiring fast, accurate stoichiometry problem solving.
What does it look like?
Key features
Calculates moles, mass, and volume based on balanced chemical equations.
Automated identification of limiting reactants within chemical reaction inputs.
Cross-app functionality allowing users to unlock this tool within the broader suite.
How much does it cost?
Paid model at $0.99 provides low-friction access to specific academic utility without recurring subscription overhead.
Velocity
Dormant developmentnew contentShow more...
The app has not received any updates since its initial launch on July 31, 2025. With no activity in the last 9.5 months, the development momentum is classified as zombie. There is no evidence of ongoing maintenance or feature iteration.
Who built it?
User Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for DrPhos' Stoichiometry
How's the Education market?
DrPhos' Stoichiometry currently holds the #38 Paid position in its category. Its $0.99 price point creates a low-friction entry, but the lack of a periodic table limits its competitive standing against free, comprehensive study apps.
Read the market outlookThe rivals identified
By talha rehman
This app directly competes for the same chemistry student demographic by offering a comprehensive suite of stoichiometry and equation-solving tools.
- Offers a built-in periodic table, providing a more comprehensive reference hub than our focused stoichiometry tool.
- Features a higher volume of user reviews, establishing greater social proof and trust within the App Store.
- Provides step-by-step solutions, which serves as a critical educational aid for students struggling with complex reactions.
Unlock the head-to-head verdict: where this rival wins, and where it loses.
Access the full report for freeThe Analyst's Read
Key takeaways for DrPhos' Stoichiometry
Where is it heading?
The educational utility market is consolidating around comprehensive study hubs that bundle calculators with reference materials. DrPhos' Stoichiometry remains stable as a niche tool, but it will likely lose share to free, feature-rich competitors unless it expands its utility beyond stoichiometry calculations.
- The app maintains a steady niche position in the paid education category, but lacks the feature velocity to challenge broader study suites.
The SWOT
- Specialized stoichiometry logic reduces cognitive load for specific problem-solving tasks.
- Integration of a periodic table would increase daily utility and retention.
Next best moves
Ship a built-in periodic table because it is the top-requested utility in the category → increase daily usage frequency.
The counter-intuitive read
The app's $0.99 price point is a liability, not an asset…
Read the full takeFeature gaps
Periodic table reference (available in Chemical Equation Balancer App but absent here) +1
Since the last report: The analysis shifted from viewing the app's paid model as a niche advantage to a competitive liability, while refining the competitive landscape to emphasize the need for reference features.
Bottom line
DrPhos' Stoichiometry delivers a clean, task-specific utility for chemistry students, but its single-purchase model struggles against free, feature-rich competitors, so the PM should prioritize bundling a periodic table or study guide to increase the perceived value of the $0.99 entry fee.
Unlock 1 critical friction, 1 market threat and the analyst’s take.
Access the full report for freeSources
- [1] App Store, source
Report last updated