# Digit Invader Calculator — Nostalgic Retro Game

> Retro arcade game and calculator with auto-save and Apple Watch support. (iPhone/iPad app by Daniel Fu Keung Kwan.)

- Source: https://appshunter.io/ios/app/digit-invader-calculator/id6743176325 (this page in markdown: same URL + `.md`)
- Developer: [Daniel Fu Keung Kwan](https://appshunter.io/developer/1801804499)
- Category: Games, Action
- Price: Free
- Rating: 4.80/5 from 4 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 17.6 · 4 MB
- Languages: Japanese, Chinese (Simplified, China), Chinese (Traditional, Taiwan)
- Released: 2025-03-30
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/digit-invader-calculator/id6743176325/reviews.md

## What is Digit Invader Calculator?

- The calculator includes basic functions, while the Digit Invader game replicates the old-school calculator gaming experience.
- The game state is automatically saved when the user explicitly pauses or implicitly switches to a different app, allowing them to resume later.
- A high score list is provided for users to challenge themselves.
- Compatible with Stage Manager on supported iPads, enabling multitasking while having fun occasionally.
- A special scaled-down version of Digit Invader is available for Apple Watch, allowing users to enjoy the game during exercise breaks or while waiting in line.
- Localized in Japanese, Traditional Chinese, and Simplified Chinese..

## Key features

- Retro calculator game
- Basic calculator functions
- Automatic game save
- High score list
- iPad Stage Manager support
- Apple Watch version

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/digit-invader-calculator/id6743176325/reviews.md

### 4/5 — Missing my clicky calculator

*2025-04-05*

Made me miss my good old clicky calculator.

### 5/5 — Shooter ka-boom!,

*2025-04-05*

This little fun classic shooter took me back to the old days of shoot shoot type game it is fun and addictive for sure. I have spent time destroying all and having fun too. Great features hope to play more games like this from this studio

## Frequently asked questions about Digit Invader Calculator

### Does Digit Invader Calculator have ads?

No, Digit Invader Calculator is ad-free, allowing for an uninterrupted gaming and calculation experience.

### How does the game saving work in Digit Invader Calculator?

The game state in Digit Invader Calculator is automatically saved when you pause the game or switch to another app, so you can resume your progress later.

### Can I play Digit Invader Calculator on my Apple Watch?

Yes, a special scaled-down version of Digit Invader is available for Apple Watch, perfect for quick gaming sessions.

### What devices is Digit Invader Calculator compatible with?

Digit Invader Calculator is compatible with iPhone, iPad, and Apple Watch, offering a versatile experience across Apple devices.

### Is Digit Invader Calculator suitable for children?

Yes, Digit Invader Calculator has an age rating of 4+, making it appropriate for younger users and families.

### How often is Digit Invader Calculator updated?

The latest version, 1.3, was released on April 14, 2025, indicating recent development and support for the application.

### Does Digit Invader Calculator support multitasking on iPad?

Yes, Digit Invader Calculator is compatible with Stage Manager on supported iPads, allowing you to multitask while playing.

### What languages does Digit Invader Calculator support?

Digit Invader Calculator is localized in Japanese, Traditional Chinese, and Simplified Chinese, catering to a global audience.

## Version history (last 4 releases)

### 1.3 — 2025-04-14

- Added localization for Simplified Chinese, Traditional Chinese, and Cantonese (Hong Kong).
- Fixed an issue where enabling Accessibility > Display & Text Size > Button Shapes altered the layout of the calculator keypad.

### 1.2 — 2025-04-04

- The OS requirements were lowered so that more people could enjoy the game.
- The tutorial display at certain window sizes under iPadOS Stage Manager has been fixed.

### 1.1 — 2025-04-02

- Improved tutorial viewing experience.
- Fixed a reported display bug on iPhone 11.

### 1.0 — 2025-03-30

No release notes.

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## More apps by Daniel Fu Keung Kwan

- [Showcase Clock](https://appshunter.io/ios/app/showcase-clock/id6752320840)

All apps by Daniel Fu Keung Kwan: https://appshunter.io/developer/1801804499

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-04.*