# Trigonometric Calculation vs Julius AI

The clearest difference is in-app purchases: Trigonometric Calculation at none against Julius AI's 11. Julius AI's advantage is ads (none vs shown) and update cadence (every 9 days vs every 6 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Julius AI sells 11 in-app purchases, starting at $17.99 per month. Trigonometric Calculation asks for nothing beyond the download.

Trigonometric Calculation ships an update every 6 weeks, Julius AI every 9 days. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Trigonometric Calculation | Julius AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (399 ratings)](https://appshunter.io/ios/app/julius-ai-data-and-math-helper/id6471871771/reviews)** |
| Number of ratings | — | **399** |
| Positive reviews | — | 68.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 9 days** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 18 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Risako Asai](https://appshunter.io/developer/1671273580) | [Caesar Labs](https://appshunter.io/developer/1715939648) |

## What reviewers say

### Trigonometric Calculation

[App page](https://appshunter.io/ios/app/trigonometric-calculation/id1636196284)

**Features:** macOS Compatibility

**In-app purchases:** none


### Julius AI

[App page](https://appshunter.io/ios/app/julius-ai-data-and-math-helper/id6471871771)

This AI-powered assistant analyzes data from spreadsheets and CSV files, creating dynamic graphs and providing step-by-step calculus solutions. It helps transform raw data into meaningful insights for informed decision-making.

**Highlights:** AI-powered data analysis, Spreadsheet and CSV support, Dynamic graph generation, Data manipulation tools, Step-by-step calculus solutions

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Monthly | $17.99 | per month |
| Basic Monthly | $20.00 | per month |
| Essential Monthly | $37.99 | per month |
| Essential Monthly | $45.00 | per month |
| Pro Monthly | $49.99 | per month |
| Pro Monthly | $60.00 | per month |
| Basic Annually | $149.99 | per year |
| Basic Annually | $200.00 | per year |
| Pro Annually | $419.99 | per year |
| Essential Annually | $450.00 | per year |
| Pro Annually | $600.00 | per year |

**What reviewers like**

- 🚀 Fast and efficient
- 👍 User-friendly interface
- 💡 Powerful data analysis capabilities
- 🚀 Quick problem-solving
- 👍 Helpful for students and professionals

**What reviewers complain about**

- 🐛 Bugs and glitches
- 💰 Expensive subscription
- 🐛 Compatibility issues
- 🐛 Unreliable performance

**Reported bugs**

- White screen on app launch
- Freezing and crashing issues
- Inability to open the app after updates
- Incorrect statistical analysis and data interpretation

**Requested features**

- Support for landscape mode on iPad
- Improved memory retention and consistency
- Better database integration and recognition of columns
- Ability to read PDFs and handwritten notes


## Frequently asked questions

### Is Trigonometric Calculation free?

Trigonometric Calculation is free to download, with no in-app purchases.

### Is Julius AI free?

Julius AI is free to download, with in-app purchases available.

### Do Trigonometric Calculation or Julius AI have ads?

Trigonometric Calculation shows ads; Julius AI does not.

### Which is updated more often, Trigonometric Calculation or Julius AI?

Trigonometric Calculation ships an update every 6 weeks, and Julius AI every 9 days. Most recently, Trigonometric Calculation was updated on October 13, 2026 and Julius AI on October 15, 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.*