# Chemistry. Periodic table. AI vs Physics Formulas Lite

The clearest difference is in-app purchases: Physics Formulas Lite at none against Chemistry. Periodic table. AI's 10. Physics Formulas Lite also leads on ads (none vs shown). Chemistry. Periodic table. AI's advantage is update cadence (fortnightly vs every 4 months) and ratings volume (2.8K vs 60). On price and review sentiment there is nothing between them.

Both are free to download. Chemistry. Periodic table. AI sells 7 in-app purchases, starting at $1.99 per 7 days. Physics Formulas Lite asks for nothing beyond the download.

Chemistry. Periodic table. AI holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Chemistry. Periodic table. AI has 2.8K ratings behind it against 60, so its average is the more settled of the two. Written reviews point the same way: 84% of Chemistry. Periodic table. AI's written reviews are positive against 81% of Physics Formulas Lite's.

Chemistry. Periodic table. AI ships an update fortnightly, Physics Formulas Lite every 4 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Chemistry. Periodic table. AI | Physics Formulas Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (2.8K ratings)](https://appshunter.io/ios/app/chemistry-periodic-table-ai/id493558583/reviews)** | [4.6 (60 ratings)](https://appshunter.io/ios/app/physics-formulas-lite/id814896887/reviews) |
| Number of ratings | **2.8K** | 60 |
| Positive reviews | **84.3% of reviews** | 81.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 72 MB | 43 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple TV, Apple Watch, Vision Pro** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Denis Chashchin](https://appshunter.io/developer/493558586) | [NSC CO. PTY LTD](https://appshunter.io/developer/579522076) |

## What reviewers say

### Chemistry. Periodic table. AI

[App page](https://appshunter.io/ios/app/chemistry-periodic-table-ai/id493558583)

Explore an interactive periodic table with 3D models and AI-powered explanations. Solve chemical equations, calculate molar mass, and access a comprehensive reference. Features AR integration and home screen widgets for enhanced learning.

**Highlights:** Interactive Periodic Table with 3D models, AI-powered chemistry tutor (ChemAI), Chemical reaction solver, Molar mass calculator, Augmented Reality (AR) elements, Home screen widgets

**Features:** macOS Compatibility, Family Sharing, Apple Watch app

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chemistry Pro | $1.99 | per 7 days |
| Chemistry Pro | $2.99 | per year |
| ChemAI Tutor | $2.99 | per month |
| Chemistry Pro | $3.99 | per 3 months |
| Chemistry Pro | $12.99 | one-time |
| Chemistry Pro | $17.49 | one-time |
| Chemistry Pro | $34.99 | one-time |

**What reviewers like**

- 👍 Convenient and easy to use
- 🚀 Helpful for chemistry studies
- 💡 Detailed periodic table and element information
- 🔍 Useful features like molar mass calculator and reaction balancer

**What reviewers complain about**

- 🐛 Some data inaccuracies or errors
- 💰 Subscription model for premium features
- 🔋 Potential battery drain issues

**Reported bugs**

- Crashes or freezes when opening certain sections
- Search function not working as expected for some elements

**Requested features**

- Add electronegativity values to periodic table
- Improve chemical equation balancing functionality
- Implement a dark mode option
- Highlight/compare elements on periodic table


### Physics Formulas Lite

[App page](https://appshunter.io/ios/app/physics-formulas-lite/id814896887)

Quickly access and reference physics formulas for study and work. Features include calculation tools, multi-language support, a favorites folder, and formula sharing. Search and add custom formulas and tools.

**Highlights:** Formula reference by category, In-app calculation tools, Multi-language support, Favorites folder for quick access, Formula sharing functionality, Searchable formula database, Add custom formulas and tools

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Chemistry. Periodic table. AI free?

Chemistry. Periodic table. AI is free to download, with in-app purchases available.

### Is Physics Formulas Lite free?

Physics Formulas Lite is free to download, with no in-app purchases.

### Which has better reviews, Chemistry. Periodic table. AI or Physics Formulas Lite?

Chemistry. Periodic table. AI is rated higher. Chemistry. Periodic table. AI averages 4.9 out of 5 from 2.8K ratings, while Physics Formulas Lite averages 4.6 from 60 ratings.

### Do Chemistry. Periodic table. AI or Physics Formulas Lite have ads?

Chemistry. Periodic table. AI shows ads; Physics Formulas Lite does not.

### Which is updated more often, Chemistry. Periodic table. AI or Physics Formulas Lite?

Chemistry. Periodic table. AI ships an update fortnightly, and Physics Formulas Lite every 4 months. Most recently, Chemistry. Periodic table. AI was updated on November 6, 2026 and Physics Formulas Lite on November 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*