# RuufPay Swap Pay Crypto Wallet vs Stack Duo by Cypher Stack

The clearest difference is rating: RuufPay Swap Pay Crypto Wallet at 4.8 against Stack Duo by Cypher Stack's 4.3. RuufPay Swap Pay Crypto Wallet also leads on review sentiment (93% vs 67%). Stack Duo by Cypher Stack's advantage is device support (3 vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RuufPay Swap Pay Crypto Wallet holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 20 and 7 respectively. Written reviews point the same way: 93% of RuufPay Swap Pay Crypto Wallet's written reviews are positive against 67% of Stack Duo by Cypher Stack's.

RuufPay Swap Pay Crypto Wallet ships an update every 2 months, Stack Duo by Cypher Stack every 5 weeks. Both last shipped on October 7, 2026.

## The numbers

| Metric | RuufPay Swap Pay Crypto Wallet | Stack Duo by Cypher Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (20 ratings)](https://appshunter.io/ios/app/ruufpay-swap-pay-crypto-wallet/id1557726087/reviews)** | [4.3 (7 ratings)](https://appshunter.io/ios/app/stack-duo-by-cypher-stack/id6446602017/reviews) |
| Number of ratings | **20** | 7 |
| Positive reviews | **93.5% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 71 MB | 129 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ruufpay corp](https://appshunter.io/developer/1557726089) | [Cypher Stack LLC](https://appshunter.io/developer/1613267900) |

## What reviewers say

### RuufPay Swap Pay Crypto Wallet

[App page](https://appshunter.io/ios/app/ruufpay-swap-pay-crypto-wallet/id1557726087)

Manage, swap, and earn on thousands of cryptocurrencies across Bitcoin, Ethereum, and Polygon networks. This non-custodial wallet allows users to buy crypto with fiat, convert crypto to fiat, and even use digital assets for rent payments, all with low fees and enhanced security.

**Highlights:** Buy, swap, and store thousands of cryptocurrencies, Earn up to 18.32% in staking rewards, Pay rent with digital assets, Non-custodial self-custody wallet, Low transaction and swap fees, Fiat to crypto and crypto to fiat conversion, Secure on-device private key encryption

**Features:** Apple Wallet

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly and easy to use
- 🚀 Smooth and fast transactions
- 🔒 Secure and trustworthy
- 💡 Streamlines crypto asset management
- ✅ Good for beginners and experts

**What reviewers complain about**

- ⚠️ Accusations of being a scam
- 💸 Reports of stolen money
- 🐛 Bug with invalid phrase errors

**Reported bugs**

- Repeated 'invalid phrase' error

**Requested features**

- Clarification on security measures


### Stack Duo by Cypher Stack

[App page](https://appshunter.io/ios/app/stack-duo-by-cypher-stack/id6446602017)

A user-friendly, open-source cryptocurrency wallet supporting Bitcoin and Monero. It prioritizes security by keeping private keys on your device and offers features like a custom address book and favorite wallets for efficient management.

**Highlights:** Open source, Bitcoin and Monero support, On-device private key storage, Easy backup and restore, Custom address book, Favorite wallets, Custom Nodes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RuufPay Swap Pay Crypto Wallet free?

RuufPay Swap Pay Crypto Wallet is free to download, with no in-app purchases.

### Is Stack Duo by Cypher Stack free?

Stack Duo by Cypher Stack is free to download, with no in-app purchases.

### Which has better reviews, RuufPay Swap Pay Crypto Wallet or Stack Duo by Cypher Stack?

RuufPay Swap Pay Crypto Wallet is rated higher. RuufPay Swap Pay Crypto Wallet averages 4.8 out of 5 from 20 ratings, while Stack Duo by Cypher Stack averages 4.3 from 7 ratings.

### Do RuufPay Swap Pay Crypto Wallet or Stack Duo by Cypher Stack have ads?

Neither RuufPay Swap Pay Crypto Wallet nor Stack Duo by Cypher Stack shows ads.

### Which is updated more often, RuufPay Swap Pay Crypto Wallet or Stack Duo by Cypher Stack?

RuufPay Swap Pay Crypto Wallet ships an update every 2 months, and Stack Duo by Cypher Stack every 5 weeks. Most recently, RuufPay Swap Pay Crypto Wallet was updated on October 7, 2026 and Stack Duo by Cypher Stack on October 7, 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.*