Structural Formulas Study vs Fractal Lens
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 100+ molecular structures
- Detailed structural formulas
- Essential chemical properties
- Quick search and filters
- Offline access
- Exam preparation tool
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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!
Fractal Lens
Analyze the fractal dimension of objects by snapping or uploading photos. Explore mathematical concepts with intuitive animations and save your discoveries in a personal gallery. All computations are performed locally on your device.
- Compute fractal dimension from photos
- Automatic pre-processing and box-counting algorithms
- Intuitive animations and haptics
- Save analyses to a gallery
- Local device computations and storage
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Snap or upload a photo of an object, and Fractal Lens approximates its fractal dimension. Try it on items around the house and outside, like woven fabric, wood, bubbles, plants, rocks, seashells, and clouds. Save your findings in a fractal gallery. FEATURES • Just snap or upload a photo to compute the fractal dimension. The app automatically applies pre-processing and box-counting algorithms. • Satisfying animations and haptics make the mathematics intuitive. • Save your fractal analyses to a gallery where you can sort by dimension. • All computations and storage are local to your device.
Screenshots
Verdict
The clearest difference is update cadence: Fractal Lens at every 9 days against Structural Formulas Study's every 5 weeks. On price, rating, ratings volume and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Structural Formulas Study against 5.0 for Fractal Lens. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Structural Formulas Study ships an update every 5 weeks, Fractal Lens every 9 days. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.
| Parameter | Structural Formulas Study | Fractal Lens |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 5 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.4 | 18.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Jun Yamabe | ANTHONY ZALESKI |
Customer experience
Structural Formulas Study
Fractal Lens
In-app purchases
Structural Formulas Study
No in-app purchases
Fractal Lens
No in-app purchases
Questions
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Is Fractal Lens free?
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