# Line vs Julius AI

The clearest difference is review sentiment: Julius AI at 68% against Line's 0%. Julius AI also leads on rating (4.8 vs 3.7) and update cadence (every 9 days vs every 41 months). Line's advantage is in-app purchases (none vs 10). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Julius AI sells 10 in-app purchases, starting at $17.99 per month. Line asks for nothing beyond the download.

Julius AI holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: Julius AI has 398 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of Line's written reviews are positive against 68% of Julius AI's.

Line ships an update every 41 months, Julius AI every 9 days. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Line | Julius AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/line-fit/id1448053643/reviews) | **[4.8 (398 ratings)](https://appshunter.io/ios/app/julius-ai-data-and-math-helper/id6471871771/reviews)** |
| Number of ratings | 3 | **398** |
| Positive reviews | 0.0% of reviews | **68.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 41 months | **Every 9 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 18 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Bjarne Berge](https://appshunter.io/developer/1209858941) | [Caesar Labs](https://appshunter.io/developer/1715939648) |

## What reviewers say

### Line

[App page](https://appshunter.io/ios/app/line-fit/id1448053643)

This app models the relationship between two variables using linear regression. It fits a linear equation to observed data, calculating the slope, intercept, correlation coefficient, and coefficient of determination to assess the model's fit.

**Highlights:** Linear regression modeling, Calculate slope and intercept, Correlation coefficient calculation, Coefficient of determination (R2), Model fit assessment

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

**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 (10)**

| 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 |

**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 Line free?

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

### Is Julius AI free?

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

### Which has better reviews, Line or Julius AI?

Julius AI is rated higher. Line averages 3.7 out of 5 from 3 ratings, while Julius AI averages 4.8 from 398 ratings.

### Do Line or Julius AI have ads?

Neither Line nor Julius AI shows ads.

### Which is updated more often, Line or Julius AI?

Line ships an update every 41 months, and Julius AI every 9 days. Most recently, Line was updated on November 2, 2026 and Julius AI on November 4, 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.*