# 猜谜语达人 vs Duck Calculator

The clearest difference is price: 猜谜语达人 at Free against Duck Calculator's $0.99. 猜谜语达人 also leads on update cadence (every 3 months vs every 7 months) and iOS requirement (13.0 vs 16.0). Duck Calculator's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support there is nothing between them.

猜谜语达人 is free to download; Duck Calculator costs $0.99 up front. 猜谜语达人 sells 3 one-off in-app purchases. Duck Calculator asks for nothing beyond the download.

猜谜语达人 ships an update every 3 months, Duck Calculator every 7 months. The most recent releases landed on May 17, 2026 and August 26, 2026 respectively.

## The numbers

| Metric | 猜谜语达人 | Duck Calculator |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | — | Paid |
| Size | 18 MB | 1 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Hangzhou jiazhixin Electronic Commerce Co. LTD](https://appshunter.io/developer/1641228139) | [德铭 何](https://appshunter.io/developer/1690983330) |

## What reviewers say

### 猜谜语达人

[App page](https://appshunter.io/ios/app/id1658745159)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $4.99 | one-time |
| 半年会员 | $7.99 | one-time |
| 年度会员 | $9.99 | one-time |


### 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


## Frequently asked questions

### Is 猜谜语达人 free?

猜谜语达人 is free to download, with in-app purchases available.

### Is Duck Calculator free?

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

### Do 猜谜语达人 or Duck Calculator have ads?

猜谜语达人 shows ads; Duck Calculator does not.

### Which is updated more often, 猜谜语达人 or Duck Calculator?

猜谜语达人 ships an update every 3 months, and Duck Calculator every 7 months. Most recently, 猜谜语达人 was updated on May 17, 2026 and Duck Calculator on August 26, 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.*