# TechniCalc Calculator vs Caldy

The clearest difference is rating: TechniCalc Calculator at 4.7 against Caldy's 2.0. TechniCalc Calculator also leads on review sentiment (85% vs 57%) and ratings volume (83 vs 2). Caldy's advantage is in-app purchases (none vs 4) and price ($2.99 vs $7.99). On ads and iOS requirement there is nothing between them.

TechniCalc Calculator costs $7.99 and Caldy $2.99 up front. TechniCalc Calculator sells 4 one-off in-app purchases. Caldy asks for nothing beyond the download.

TechniCalc Calculator holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: TechniCalc Calculator has 83 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 85% of TechniCalc Calculator's written reviews are positive against 57% of Caldy's.

TechniCalc Calculator ships an update monthly, Caldy fortnightly. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | TechniCalc Calculator | Caldy |
| --- | --- | --- |
| Price | $7.99 | **$2.99** |
| Rating | **[4.7 (83 ratings)](https://appshunter.io/ios/app/technicalc-calculator/id1504965415/reviews)** | [2.0 (2 ratings)](https://appshunter.io/ios/app/caldy-visual-calculator/id1577075538/reviews) |
| Number of ratings | **83** | 2 |
| Positive reviews | **84.6% of reviews** | 57.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 31 MB | 1 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jacob Parker](https://appshunter.io/developer/1153284524) | [Alventir Ltd](https://appshunter.io/developer/1527058758) |

## What reviewers say

### TechniCalc Calculator

[App page](https://appshunter.io/ios/app/technicalc-calculator/id1504965415)

This app offers a modern, intuitive interface for complex calculations, supporting scientific, engineering, and advanced mathematical functions. It allows natural equation entry, provides a formula book, and includes unit and currency converters. Available across Apple devices, it caters to students and professionals needing a powerful calculation tool.

**Highlights:** Natural equation entry, Advanced math engine, Formula book and equations, Unit and currency converter, Statistics mode, Equation solvers, Supports multiple Apple devices

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Every Little Helps | $0.99 | one-time |
| Coffee-Sized Tip | $2.99 | one-time |
| Lunch-Sized Tip | $4.99 | one-time |
| Pizza-Sized Tip | $9.99 | one-time |


### Caldy

[App page](https://appshunter.io/ios/app/caldy-visual-calculator/id1577075538)

This app offers a visual approach to calculations, linking values with arrows and allowing for dynamic editing of expressions. It supports organizing calculations into documents, plotting expressions, and includes various math functions. Ideal for complex calculations beyond basic arithmetic.

**Highlights:** Visual calculation linking, Editable expressions with automatic updates, Document-based organization, Plotting and zooming capabilities, Trigonometry and math functions, Dark mode support, Export sheets as images

**In-app purchases:** none


## Frequently asked questions

### Is TechniCalc Calculator free?

TechniCalc Calculator costs $7.99, and also offers in-app purchases.

### Is Caldy free?

Caldy costs $2.99, with no in-app purchases.

### Which has better reviews, TechniCalc Calculator or Caldy?

TechniCalc Calculator is rated higher. TechniCalc Calculator averages 4.7 out of 5 from 83 ratings, while Caldy averages 2.0 from 2 ratings.

### Do TechniCalc Calculator or Caldy have ads?

Neither TechniCalc Calculator nor Caldy shows ads.

### Which is updated more often, TechniCalc Calculator or Caldy?

TechniCalc Calculator ships an update monthly, and Caldy fortnightly. Most recently, TechniCalc Calculator was updated on October 15, 2026 and Caldy on October 8, 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.*