# Qastle — Quantum-Secure Web3 Wallet

> Quantum-secure Web3 wallet for simplified and protected cryptocurrency management. (iPhone/iPad app by Krown Technologies LLC.)

- Source: https://appshunter.io/ios/app/qastle/id6753584131 (this page in markdown: same URL + `.md`)
- Developer: [Krown Technologies LLC](https://appshunter.io/developer/1843830053)
- Category: Finance
- Price: Free with in-app purchases
- Rating: 4.70/5 from 41 App Store ratings · 55 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.1 · 57 MB
- Languages: American English
- Released: 2025-11-04
- Data updated: 2026-08-27
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/qastle/id6753584131/reviews.md

## What is Qastle?

Designed for simplicity, security, and cross-platform use, Qastle brings quantum-grade protection to mainstream crypto users. Future-proof your assets with the world's first Quantum-Secure Web3 Wallet.

“Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/”

## Key features

- Quantum-grade security
- Future-proof asset protection
- Simplified user experience
- Cross-platform compatibility
- Web3 wallet functionality

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Qastle Premium Monthly | $9.99 | per month |
| Qastle Premium Yearly | $99.99 | per year |


## What do users think of Qastle?

Overall sentiment: positive

**Pros**

- 🚀 Lightning-fast transactions
- 🔒 Quantum-secure encryption
- 👍 User-friendly interface
- 👍 Seamless setup
- 🚀 Extremely fast

## Recent user reviews (10 of 55)

All indexed reviews: https://appshunter.io/ios/app/qastle/id6753584131/reviews.md

### 5/5 — Ultimate Crypto Wallet

*2026-07-12, version 1.7.7*

This is by far the best self custody wallet available. Easy to use, beautiful UI, and the most secure thing on the planet.  With the help of actual quantum random security, nobody is getting into this but you.

### 5/5 — 👍🏻

*2026-04-25, version 1.7.3*

Sleek, simple, functions well. Tip of the spear as far as protecting value. Will become very popular.

### 5/5 — Best crypto wallet

*2026-04-19*

Safest/ fast/User Friendly app

### 5/5 — Excellent

*2026-04-14, version 1.7.3*

Super fast and secure! Love it.

### 5/5 — Excellent

*2026-04-14, version 1.7.3*

Quantum for Crypto - first of its kind - runs flawless

### 1/5 — Awful Support / Fraud

*2026-04-04, version 1.7.3*

Promos are not real. Bitcoin 2026 promo was a lie, no info whatsoever. Took my money without recourse and now I will not be using their platform, which tbh feels basic and not feature rich like other more secure wallets I’m aware of.

### 1/5 — false advertisement

*2026-03-21, version 1.7.3*

there was a promo for a bitcoin 2026 pro pass if u downloaded the app but theres nothing once u pay for the app

### 5/5 — Exceptional especially this early in its development

*2026-02-21, version 1.7.1*

Several updates already. Expect the updates to continue regularly as the company evolves with the crypto world around it

### 5/5 — Most secure wallet!

*2026-02-20, version 1.7.1*

This is the ONLY quantum secured wallet that currently exists! Q-day is closer than you think. You cannot get any better wallet!

### 5/5 — Quantum grade security

*2026-02-04, version 1.7.1*

First quantum grade security wallet in history. Remarkable!!!

## Frequently asked questions about Qastle

### What is Qastle?

Qastle is a Web3 wallet designed to provide quantum-grade security for your cryptocurrency assets. It aims to simplify the process of managing digital assets while offering advanced protection against future threats.

### What makes Qastle quantum-secure?

The app is built with quantum-grade protection, meaning it is designed to be secure against potential threats from quantum computers. This future-proofs your assets against emerging technological advancements.

### Is Qastle free to use?

The application is free to download and use, with in-app purchases available. Specific details on what these purchases entail are not provided in the description.

### What platforms is Qastle available on?

Qastle is designed for cross-platform use, suggesting it is available on multiple operating systems. The description does not specify which platforms, but its inclusion on Apple's platform is implied.

### Who is Qastle intended for?

This wallet is intended for mainstream crypto users who prioritize simplicity and robust security. It aims to make advanced protection accessible to a wider audience of digital asset holders.

## Version history (last 5 releases)

### 1.7.7 — 2026-05-12

Minor issue fixed

### 1.7.6 — 2026-05-04

Minor bug fixes in Bridge and Activity

### 1.7.4 — 2026-04-27

Swap and Bridge feature added

### 1.7.3 — 2026-03-03

- BTC 2026 Promotion Feature

### 1.7.1 — 2026-02-03

• Solana network integration         
  • Send & receive SPL tokens

## Apps similar to Qastle

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Manna Bitcoin Wallet](https://appshunter.io/ios/app/manna-bitcoin-wallet/id6745337602) | 5.0 (11) | Free | Finance |
| [Axal: High Yield Savings](https://appshunter.io/ios/app/axal-high-yield-savings/id6752484843) | 4.8 (80) | Free | Finance |
| [SpearTrades: Crypto Analytics](https://appshunter.io/ios/app/speartrades-crypto-analytics/id6745014891) | 5.0 (5) | Free | Finance |
| [Yieldz Wallet](https://appshunter.io/ios/app/yieldz-wallet/id6757610225) | — | Free | Finance |
| [Debifi](https://appshunter.io/ios/app/debifi/id6738124778) | 2.3 (3) | Free | Finance |
| [QRL Mobile](https://appshunter.io/ios/app/qrl-mobile/id6448219494) | 5.0 (8) | Free | Finance |

## Related topics

[qastle wallet](https://appshunter.io/ios/topics/qastle-wallet)

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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 2026-08-27.*