# DB50X vs Quine

The clearest difference is update cadence: Quine at every 3 days against DB50X's every 3 weeks. DB50X's advantage is iOS requirement (14.0 vs 26.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

DB50X costs $9.99 and Quine $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DB50X ships an update every 3 weeks, Quine every 3 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | DB50X | Quine |
| --- | --- | --- |
| Price | $9.99 | $9.99 |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/db50x/id6625971367/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Paid | Paid |
| Size | 7 MB | 5 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Christophe de Dinechin](https://appshunter.io/developer/1761608161) | [Chris Hunt](https://appshunter.io/developer/320142572) |

## What reviewers say

### DB50X

[App page](https://appshunter.io/ios/app/db50x/id6625971367)

This scientific calculator offers high-precision computations with arbitrary precision for numbers. It supports advanced functions like complex numbers, matrices, symbolic calculations, and graphing, with a user-friendly interface and extensive built-in help.

**Highlights:** Arbitrary precision calculations, RPN and algebraic operations, Complex numbers, vectors, matrices, Symbolic and numerical solving, Graphing and plotting, Engineering units and constants, Unicode text support

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

**In-app purchases:** none


### Quine

[App page](https://appshunter.io/ios/app/quine/id6761664603)

Manage personal wikis on iOS devices and in the cloud. Create, edit, and organize information using self-contained wiki files. Coordinate work with wikis shared across multiple systems and devices.

**Highlights:** Run TiddlyWiki on iOS, Organize personal wikis, Edit and save wiki files, Cloud storage integration, Cross-device wiki sharing

**In-app purchases:** none


## Frequently asked questions

### Is DB50X free?

DB50X costs $9.99, with no in-app purchases.

### Is Quine free?

Quine costs $9.99, with no in-app purchases.

### Do DB50X or Quine have ads?

Neither DB50X nor Quine shows ads.

### Which is updated more often, DB50X or Quine?

DB50X ships an update every 3 weeks, and Quine every 3 days. Most recently, DB50X was updated on October 25, 2026 and Quine 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.*