# Scientific Calculator++ vs Lens Scan

The clearest difference is price: Lens Scan at Free against Scientific Calculator++'s $2.99. Lens Scan also leads on update cadence (fortnightly vs every 38 months) and ratings volume (20K vs 21). Scientific Calculator++'s advantage is review sentiment (67% vs 27%) and in-app purchases (none vs 10). On ads and device support there is nothing between them.

Lens Scan is free to download; Scientific Calculator++ costs $2.99 up front. Lens Scan sells 8 in-app purchases, starting at $4.99 per 7 days. Scientific Calculator++ asks for nothing beyond the download.

Scientific Calculator++ holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Lens Scan has 20K ratings behind it against 21, so its average is the more settled of the two. Written reviews point the same way: 67% of Scientific Calculator++'s written reviews are positive against 27% of Lens Scan's.

Scientific Calculator++ ships an update every 38 months, Lens Scan fortnightly. The most recent releases landed on November 1, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Scientific Calculator++ | Lens Scan |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (21 ratings)](https://appshunter.io/ios/app/scientific-calculator-plus-plus/id581543619/reviews)** | [4.6 (20K ratings)](https://appshunter.io/ios/app/lens-scan-identify-anything/id6560107458/reviews) |
| Number of ratings | 21 | **20K** |
| Positive reviews | **66.7% of reviews** | 27.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Fortnightly** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | — | **#38** |
| Size | 3 MB | 96 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Dogahe](https://appshunter.io/developer/468657946) | [EvenEdge](https://appshunter.io/developer/1714810723) |

## What reviewers say

### Scientific Calculator++

[App page](https://appshunter.io/ios/app/scientific-calculator-plus-plus/id581543619)

This powerful calculator app offers advanced functions for complex calculations, including fraction manipulation, angle conversions, and equation solving. It features a history of your calculations and a user-friendly interface designed for iPad.

**Highlights:** Calculation history, Fraction manipulation, Angle conversion (degrees, minutes, seconds), Permutation and combination calculations, LCM and GCD, Equation solver, Coordinate conversion

**In-app purchases:** none


### Lens Scan

[App page](https://appshunter.io/ios/app/lens-scan-identify-anything/id6560107458)

**Currently charting:** #38 Top Grossing · Utilities, #98 Top Free · Utilities (US App Store)

Instantly identify plants, animals, insects, coins, antiques, and everyday objects using AI-powered image recognition. Get detailed information, care tips, and historical context with just a photo.

**Highlights:** Identify plants and get care tips, Recognize animals and their breeds, Identify insects and bugs, Scan coins for value and history, Identify antiques and historical items, Recognize everyday objects

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lens Scan Pro Weekly Discount | $4.99 | per 7 days |
| Lens Scan Pro Weekly | $8.99 | per 7 days |
| Lens Scan Pro Weekly | $9.99 | per 7 days |
| Lens Scan Pro Monthly | $14.99 | per month |
| Lens Scan Pro Yearly Promo | $39.99 | per year |
| Lens Scan Pro Yearly | $79.99 | per year |
| Lens Scan Pro Monthly | $79.99 | per year |
| Lens Scan Pro Yearly | $89.99 | per year |

**What reviewers like**

- 🚀 Accurate identification
- 👍 Great app
- 👍 Spot on
- 👍 Exactly what it says

**What reviewers complain about**

- 🐛 Doesn't work most of the time
- 🐛 Misidentified items
- 💰 Misleading free trial
- 💰 Took money without permission
- 💰 Expensive subscription

**Reported bugs**

- Crashes frequently
- Fails to identify common items
- Doesn't work after initial use

**Requested features**

- Dark mode option
- Better identification accuracy


## Frequently asked questions

### Is Scientific Calculator++ free?

Scientific Calculator++ costs $2.99, with no in-app purchases.

### Is Lens Scan free?

Lens Scan is free to download, with in-app purchases available.

### Which has better reviews, Scientific Calculator++ or Lens Scan?

Scientific Calculator++ is rated higher. Scientific Calculator++ averages 5.0 out of 5 from 21 ratings, while Lens Scan averages 4.6 from 20K ratings.

### Do Scientific Calculator++ or Lens Scan have ads?

Neither Scientific Calculator++ nor Lens Scan shows ads.

### Which is updated more often, Scientific Calculator++ or Lens Scan?

Scientific Calculator++ ships an update every 38 months, and Lens Scan fortnightly. Most recently, Scientific Calculator++ was updated on November 1, 2026 and Lens Scan on November 9, 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.*