# DB48X vs Printa

The clearest difference is update cadence: DB48X at every 3 weeks against Printa's every 3 months. DB48X also leads on chart position (#194 vs unranked) and device support (3 vs 1). Printa's advantage is price ($0.99 vs $4.99). On ads and in-app purchases there is nothing between them.

DB48X costs $4.99 and Printa $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DB48X ships an update every 3 weeks, Printa every 3 months. The most recent releases landed on November 8, 2026 and November 14, 2026 respectively.

## The numbers

| Metric | DB48X | Printa |
| --- | --- | --- |
| Price | $4.99 | **$0.99** |
| Rating | **[4.2 (6 ratings)](https://appshunter.io/ios/app/db48x/id6615086535/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Paid | — |
| Best chart rank | **#194** | — |
| Size | 7 MB | 4 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Christophe de Dinechin](https://appshunter.io/developer/1761608161) | [Marco Petrucci](https://appshunter.io/developer/371279011) |

## What reviewers say

### DB48X

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

**Currently charting:** #194 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


### Printa

[App page](https://appshunter.io/ios/app/printa/id6755153362)

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

**In-app purchases:** none


## Frequently asked questions

### Is DB48X free?

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

### Is Printa free?

Printa costs $0.99, with no in-app purchases.

### Do DB48X or Printa have ads?

Neither DB48X nor Printa shows ads.

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

DB48X ships an update every 3 weeks, and Printa every 3 months. Most recently, DB48X was updated on November 8, 2026 and Printa on November 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.*