# LifeCatcher vs Duck Calculator

The clearest difference is price: LifeCatcher at Free against Duck Calculator's $0.99. LifeCatcher also leads on update cadence (weekly vs every 7 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

LifeCatcher is free to download; Duck Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

LifeCatcher ships an update weekly, Duck Calculator every 7 months. The most recent releases landed on October 4, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | LifeCatcher | Duck Calculator |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lifecatcher/id6654890677/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 7 months |
| Monetization | **Free** | Paid |
| Size | 158 MB | 1 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Ocean Garden Prodects, Inc.](https://appshunter.io/developer/1763446074) | [德铭 何](https://appshunter.io/developer/1690983330) |

## What reviewers say

### LifeCatcher

[App page](https://appshunter.io/ios/app/lifecatcher/id6654890677)

This utility app uses AI to categorize objects within your photos. It provides counts for each category and records collection times, serving as an efficient data collection tool.

**Highlights:** AI object recognition, Photo categorization, Category counts, Collection time recording, Data collection tool

**In-app purchases:** none


### 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 LifeCatcher free?

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

### Is Duck Calculator free?

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

### Do LifeCatcher or Duck Calculator have ads?

Neither LifeCatcher nor Duck Calculator shows ads.

### Which is updated more often, LifeCatcher or Duck Calculator?

LifeCatcher ships an update weekly, and Duck Calculator every 7 months. Most recently, LifeCatcher was updated on October 4, 2026 and Duck Calculator on September 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.*