# Duck Calculator vs 文转图

The clearest difference is update cadence: 文转图 at every 3 days against Duck Calculator's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

Duck Calculator costs $0.99 and 文转图 $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Duck Calculator ships an update every 7 months, 文转图 every 3 days. The most recent releases landed on October 11, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Duck Calculator | 文转图 |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 days** |
| Monetization | Paid | — |
| Size | 1 MB | 22 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [德铭 何](https://appshunter.io/developer/1690983330) | [轻时空(济南)信息科技有限公司](https://appshunter.io/developer/1893859610) |

## What reviewers say

### Duck Calculator

[App page](https://appshunter.io/ios/app/duck-calculator/id6739608733)

This app appears as a standard calculator but has a hidden "magic" mode. It can display preset text or images when a specific number is calculated, offering creative surprises for pranks or confessions.

**Highlights:** Accurate standard calculations, Magic mode for custom results, Display preset text or pictures, Customizable magic effects, Secret and low-key design

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

**In-app purchases:** none


### 文转图

[App page](https://appshunter.io/ios/app/ai/id6742318058)

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

**In-app purchases:** none


## Frequently asked questions

### Is Duck Calculator free?

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

### Is 文转图 free?

文转图 costs $0.99, with no in-app purchases.

### Do Duck Calculator or 文转图 have ads?

Neither Duck Calculator nor 文转图 shows ads.

### Which is updated more often, Duck Calculator or 文转图?

Duck Calculator ships an update every 7 months, and 文转图 every 3 days. Most recently, Duck Calculator was updated on October 11, 2026 and 文转图 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.*