Chem AI vs DrPhos' Ionic Compounds
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chem AI
Instantly solve any chemistry problem with step-by-step explanations. Upload or photograph your questions, and get detailed solutions for various chemistry topics, from high school to advanced research. Offers a free trial before subscription.
- Photo recognition for chemistry problems
- Step-by-step solution explanations
- Supports high school to doctoral research topics
- Detailed math solutions
- Copy and share solutions
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Solve any chemistry problem ASAP with Chem AI, a step-by-step chemistry solver app! Download now for FREE. Got a tricky chemistry question? Need instant step-by-step explanations? Chem AI is here to save you. We got you covered for multiple choice, word, diagram, math, or any chemistry problem. Just upload or take a photo of your chemistry problem, and Chem AI instantly recognizes it and helps you solve it with a thorough explanation. KEY FEATURES - Upload or take a photo of a handwritten or digital chemistry problem. - Copy and share the detailed solutions. - Topics cover all types of chemistry, from high school to doctoral research. - Math solutions are provided with detailed steps. - We provide a free trial to test out the app. Subscription Required To continue accessing all features of Chem AI, a subscription is required. By using Chem AI, you accept our Terms of Use and Privacy Policy. Privacy Policy: https://zipoapps.com/chemaiios/privacy/ Terms: https://zipoapps.com/chemaiios/terms/
DrPhos' Ionic Compounds
This app helps students learn and practice forming correct chemical formulas for ionic compounds. It supports a wide range of ions, including polyatomic ones, and dynamically generates formulas with proper subscripts and parentheses. It's designed to reinforce naming rules and charge balancing through an interactive interface.
- Extensive cation and anion list
- Support for polyatomic ions
- Real-time formula generation
- Subscript and parenthesis formatting
- Reinforces naming rules
- Charge balancing practice
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Master Ionic Compounds with Ease The Ionic Compound Builder helps students learn and practice forming correct chemical formulas using a wide range of cations and anions—including polyatomic ions. Simply select a cation and an anion, and the app dynamically generates the proper formula with correct subscripts and parentheses. Designed for high school and college chemistry students, this tool reinforces naming rules and charge balancing through an intuitive, interactive interface. Features: • Extensive built-in list of common cations and anions • Support for monoatomic and polyatomic ions • Real-time chemical formula generation • Proper use of subscripts and parentheses • Visual formatting to emphasize structure and charge Whether you’re learning ionic bonding for the first time or reviewing for an exam, this tool is an essential companion for mastering chemical formulas.
Screenshots
Verdict
The clearest difference is review sentiment: DrPhos' Ionic Compounds at 100% against Chem AI's 20%. DrPhos' Ionic Compounds also leads on rating (4.9 vs 4.4) and ads (none vs shown). Chem AI's advantage is price (Free vs $0.99) and ratings volume (824 vs 8). On update cadence, in-app purchases, device support and iOS requirement 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
Chem AI is free to download; DrPhos' Ionic Compounds costs $0.99 up front. Chem AI sells 15 in-app purchases, starting at $0.99 per 7 days and DrPhos' Ionic Compounds sells 11 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
DrPhos' Ionic Compounds holds the better App Store score, 4.9 against 4.4. That said, the two scores are not equally well evidenced: Chem AI has 824 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 20% of Chem AI's written reviews are positive against 100% of DrPhos' Ionic Compounds's.
Chem AI ships an update fortnightly, DrPhos' Ionic Compounds every 3 weeks. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.
| Parameter | Chem AI | DrPhos' Ionic Compounds |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.4 (824 ratings) | 4.9 (8 ratings) — better |
| Positive reviews | 20.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 824 — better | 8 |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | Paid — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 149 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | ZipoApps | Monte L Helm |
Customer experience
Chem AI
DrPhos' Ionic Compounds
Bugs and requests
Chem AI
Reported bugs
2 issues- Freezes or goes blank when trying to get answers
- Incompatible with some chemistry problems
Requested features
3 requests- Improve accuracy for organic chemistry and physical chemistry
- Add step-by-step explanations for free users
- Improve subscription management and cancellation process
DrPhos' Ionic Compounds
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Chem AI
- Unlimited Access3 Days trial$0.997 Days
- Unlimited Access3 Days trial$2.997 Days
- Unlimited Access3 Days trial$3.997 Days
Show 12 moreShow fewer
- Unlimited Access3 Days trial$4.997 Days
- Unlimited Access3 Days trial$5.997 Days
- Chem AI - Chem Solver Weekly3 Days trial$5.997 Days
- Unlimited Access3 Days trial$6.997 Days
- Unlimited Access3 Days trial$7.997 Days
- Unlimited Access3 Days trial$8.997 Days
- Unlimited Access3 Days trial$9.991 Year
- Unlimited Access3 Days trial$19.991 Month
- Unlimited Access3 Days trial2 variants$29.991 Year
- Chem AI - Chem Solver Yearly$34.991 Year
- Unlimited Access3 Days trial$39.991 Year
- Unlimited Access3 Days trial$49.991 Year
DrPhos' Ionic Compounds
- Ionic Compound BuilderFree
- Science Calculator$0.99
- Significant Figures Counter$0.99
Show 8 moreShow fewer
- Quadratic Equation Solver$0.99
- Kinetics$0.99
- Molar Mass Calculator$0.99
- Naming Compounds$0.99
- Reaction Balancer$0.99
- Stoichiometry$0.99
- Solution Concentrations$0.99
- pH Calculator$0.99
Questions
Is Chem AI free?
Is DrPhos' Ionic Compounds free?
Which has better reviews, Chem AI or DrPhos' Ionic Compounds?
Do Chem AI or DrPhos' Ionic Compounds have ads?
Which is updated more often, Chem AI or DrPhos' Ionic Compounds?
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