# Calc vs DB48X

The clearest difference is review sentiment: DB48X at 100% against Calc's 50%. DB48X also leads on rating (4.8 vs 3.7) and update cadence (every 3 weeks vs every 10 months). Calc's advantage is price (Free vs $4.99) and iOS requirement (12.0 vs 14.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Calc is free to download; DB48X costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DB48X holds the better App Store score, 4.8 against 3.7. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews point the same way: 50% of Calc's written reviews are positive against 100% of DB48X's.

Calc ships an update every 10 months, DB48X every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Calc | DB48X |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/calc-50/id1193016704/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/db48x/id6615086535/reviews)** |
| Number of ratings | 3 | **4** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#188** |
| Size | 38 MB | 7 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David Smith](https://appshunter.io/developer/1193016703) | [Christophe de Dinechin](https://appshunter.io/developer/1761608161) |

## What reviewers say

### Calc

[App page](https://appshunter.io/ios/app/calc-50/id1193016704)

This app offers a high-precision scientific calculator with over 50 digits of accuracy. It supports advanced mathematical functions, complex arithmetic, and programmable features for derivatives, integrals, and root finding.

**Highlights:** High-precision calculations (50+ digits), Extensive mathematical functions, Programmable features, Complex arithmetic, Graphing capabilities, Derivative and integral calculation

**Features:** macOS Compatibility

**In-app purchases:** none


### DB48X

[App page](https://appshunter.io/ios/app/db48x/id6615086535)

**Currently charting:** #188 Top Paid · Productivity (US App Store)

This advanced scientific calculator offers arbitrary precision computations, RPN and algebraic operations, and extensive graphing capabilities. It supports complex numbers, matrices, symbolic calculations, and over 1000 built-in functions, inspired by the HP48 series.

**Highlights:** Arbitrary precision computations, RPN and algebraic operations, Complex numbers, vectors, and matrices, Symbolic computations and numerical solving, Graphing and plotting, Engineering units and currency conversion, Built-in hyperlinked help system

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

**In-app purchases:** none


## Frequently asked questions

### Is Calc free?

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

### Is DB48X free?

DB48X costs $4.99, with no in-app purchases.

### Which has better reviews, Calc or DB48X?

DB48X is rated higher. Calc averages 3.7 out of 5 from 3 ratings, while DB48X averages 4.8 from 4 ratings.

### Do Calc or DB48X have ads?

Neither Calc nor DB48X shows ads.

### Which is updated more often, Calc or DB48X?

Calc ships an update every 10 months, and DB48X every 3 weeks. Most recently, Calc was updated on October 24, 2026 and DB48X on October 25, 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.*