# Solve vs Construction Calculator++

The clearest difference is rating: Solve at 4.7 against Construction Calculator++'s 4.2. Solve also leads on ratings volume (198 vs 50). Construction Calculator++'s advantage is price ($0.99 vs $1.99) and iOS requirement (13.0 vs 15.6). On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

Solve costs $1.99 and Construction Calculator++ $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Solve holds the better App Store score, 4.7 against 4.2. Both are backed by a comparable volume of ratings — 198 and 50 respectively. Written reviews point the same way: 82% of Solve's written reviews are positive against 75% of Construction Calculator++'s.

Solve ships an update monthly, Construction Calculator++ every 3 weeks. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Solve | Construction Calculator++ |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Rating | **[4.7 (198 ratings)](https://appshunter.io/ios/app/solve-graphing-calculator/id299460923/reviews)** | [4.2 (50 ratings)](https://appshunter.io/ios/app/construction-calculator-plus-plus/id749110889/reviews) |
| Number of ratings | **198** | 50 |
| Positive reviews | **82.5% of reviews** | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Free** | Paid |
| Size | 5 MB | 6 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pomegranate Apps LLC](https://appshunter.io/developer/293619496) | [Dogahe](https://appshunter.io/developer/468657946) |

## What reviewers say

### Solve

[App page](https://appshunter.io/ios/app/solve-graphing-calculator/id299460923)

This app offers a powerful graphing calculator with multiple functions. It solves expressions as you type and features an innovative memory system to store and recall answers. Easily plot 2D, 3D, polar, and time-based graphs with intuitive controls.

**Highlights:** Solves expressions as you type, Innovative memory system, Four distinct calculator tabs, 2D and 3D function plotting, Polar and time graphing, Plot multiple functions simultaneously

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

**In-app purchases:** none

**What reviewers like**

- 👍 Intuitive and user-friendly interface
- 💡 Multiple calculator pages for simultaneous calculations
- 📊 Powerful graphing capabilities (2D, 3D, time-based)
- 🎨 Visually appealing design with color options
- ⚡ Fast and responsive performance

**What reviewers complain about**

- 🐛 Gesture conflict with iOS swipe-to-exit (requires two swipes)
- 🐛 Home indicator hidden, complicating app exit
- 🔢 Floating-point precision errors (100 + 0.1 ≠ 100.1)
- ⚠️ Lacks percent button functionality
- ⚠️ Missing some advanced functions (floor, ceil, derivatives, integrals)

**Reported bugs**

- Swipe up from bottom requires two swipes to exit app or switch apps
- Home indicator hidden causes navigation issues
- Floating-point arithmetic errors in decimal calculations
- Inverse trigonometric functions (cos⁻¹, sin⁻¹) calculate in reverse
- Graph plotting errors (e.g., sqrt(5²-x²) shows incomplete circle)

**Requested features**

- Fix swipe-to-exit gesture conflict with iOS
- Add percent button for quick percentage calculations
- Implement undo/redo functionality
- Add calculation history storage and management
- Support for independent X/Y axis scaling


### Construction Calculator++

[App page](https://appshunter.io/ios/app/construction-calculator-plus-plus/id749110889)

This app provides specialized calculations for construction projects, including volume, area, and material estimation. It offers tools for unit conversions, rafter calculations, and circle/arc measurements, aiding in accurate project planning and execution.

**Highlights:** Length-Width-Height calculations for area, volume, and wall area, Material estimation for bricks, blocks, pavers, and tiles, Drywall sheet quantity calculation, Linear measure addition, subtraction, and conversion, Rafter calculations for common, hip, valley, and jack rafters, Circle and arc parameter calculations with visual plots

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Solve free?

Solve costs $1.99, with no in-app purchases.

### Is Construction Calculator++ free?

Construction Calculator++ costs $0.99, with no in-app purchases.

### Which has better reviews, Solve or Construction Calculator++?

Solve is rated higher. Solve averages 4.7 out of 5 from 198 ratings, while Construction Calculator++ averages 4.2 from 50 ratings.

### Do Solve or Construction Calculator++ have ads?

Neither Solve nor Construction Calculator++ shows ads.

### Which is updated more often, Solve or Construction Calculator++?

Solve ships an update monthly, and Construction Calculator++ every 3 weeks. Most recently, Solve was updated on October 8, 2026 and Construction Calculator++ on October 14, 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.*