# Calculator ∞ vs Unit Circle Calculator PRO

The clearest difference is in-app purchases: Unit Circle Calculator PRO at none against Calculator ∞'s 4. Unit Circle Calculator PRO also leads on review sentiment (100% vs 75%) and price ($1.99 vs $5.99). Calculator ∞'s advantage is ratings volume (6.3K vs 25) and chart position (#96 vs unranked). On rating, ads and device support there is nothing between them.

Calculator ∞ costs $5.99 and Unit Circle Calculator PRO $1.99 up front. Calculator ∞ sells 4 in-app purchases, starting at $3.49 per month. Unit Circle Calculator PRO asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Calculator ∞ against 4.7 for Unit Circle Calculator PRO. That said, the two scores are not equally well evidenced: Calculator ∞ has 6.3K ratings behind it against 25, so its average is the more settled of the two. Written reviews are what separate them: 75% of Calculator ∞'s written reviews are positive against 100% of Unit Circle Calculator PRO's.

Calculator ∞ ships an update every 2 months, Unit Circle Calculator PRO monthly. The most recent releases landed on October 3, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Calculator ∞ | Unit Circle Calculator PRO |
| --- | --- | --- |
| Price | $5.99 | **$1.99** |
| Rating | [4.7 (6.3K ratings)](https://appshunter.io/ios/app/calculator/id458535809/reviews) | [4.7 (25 ratings)](https://appshunter.io/ios/app/unit-circle-calculator-pro/id1606376541/reviews) |
| Number of ratings | **6.3K** | 25 |
| Positive reviews | 74.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | **#96** | — |
| Size | 46 MB | 181 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Incpt.Mobis](https://appshunter.io/developer/445261166) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Calculator ∞

[App page](https://appshunter.io/ios/app/calculator/id458535809)

**Currently charting:** #96 Top Paid · Education (US App Store)

This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.

**Highlights:** Step-by-step solution hints, Math Photos Solver, Handwriting Recognition, AI Math Problem Solver, 2D Graphing, Unit Converter, Matrix/Vector Mode

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited OCR/Writing 1 Month | $3.49 | per month |
| Unlimited OCR/Writing 3 Months | $8.99 | per 3 months |
| 400 AI Recognition & Queries | $0.99 | one-time |
| 900 AI Recognition & Queries | $1.99 | one-time |


### Unit Circle Calculator PRO

[App page](https://appshunter.io/ios/app/unit-circle-calculator-pro/id1606376541)

Visualize and understand the unit circle with step-by-step calculations, diagrams, and animations. Supports various input formats including negative values, decimals, fractions, and pi. Save, share, and revisit past calculations.

**Highlights:** Unit circle visualization, Step-by-step calculation, Diagrams and animations, Supports negative values, decimals, fractions, and π, Calculation history, Shareable solutions

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator ∞ free?

Calculator ∞ costs $5.99, and also offers in-app purchases.

### Is Unit Circle Calculator PRO free?

Unit Circle Calculator PRO costs $1.99, with no in-app purchases.

### Which has better reviews, Calculator ∞ or Unit Circle Calculator PRO?

Calculator ∞ and Unit Circle Calculator PRO are both rated 4.7 out of 5 on the App Store, from 6.3K and 25 ratings respectively.

### Do Calculator ∞ or Unit Circle Calculator PRO have ads?

Neither Calculator ∞ nor Unit Circle Calculator PRO shows ads.

### Which is updated more often, Calculator ∞ or Unit Circle Calculator PRO?

Calculator ∞ ships an update every 2 months, and Unit Circle Calculator PRO monthly. Most recently, Calculator ∞ was updated on October 3, 2026 and Unit Circle Calculator PRO on September 29, 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.*