# IIJ SmartKey vs Surf Wallet

The clearest difference is update cadence: Surf Wallet at every 6 weeks against IIJ SmartKey's every 9 months. Surf Wallet also leads on review sentiment (23% vs 10%). IIJ SmartKey's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

IIJ SmartKey ships an update every 9 months, Surf Wallet every 6 weeks. The most recent releases landed on October 15, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | IIJ SmartKey | Surf Wallet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.3 (25 ratings)](https://appshunter.io/ios/app/surf-wallet/id6467386034/reviews)** |
| Number of ratings | — | **25** |
| Positive reviews | 10.0% of reviews | **23.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 19 MB | 39 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Internet Initiative Japan, Inc.](https://appshunter.io/developer/444664358) | [Surf Labs Inc.](https://appshunter.io/developer/1708556930) |

## What reviewers say

### IIJ SmartKey

[App page](https://appshunter.io/ios/app/iij-smartkey/id974476420)

This app generates one-time passwords for two-step verification, enhancing online security. It supports TOTP standards and offers slide authentication for convenient logins. Additional features include app locking and cross-device data backup.

**Highlights:** Generates TOTP one-time passwords, Supports slide authentication, App locking with Touch ID/passcode, Cross-device data backup, Compatible with Google Authenticator

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Surf Wallet

[App page](https://appshunter.io/ios/app/surf-wallet/id6467386034)

This application serves as a premier zero-knowledge wallet for Web3 interactions. It offers a secure and private way to manage digital assets and engage with decentralized applications.

**Highlights:** Zero-knowledge wallet, Web3 integration, Secure asset management, Private transactions

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use for beginners
- 🚀 Fast and seamless transactions
- 💡 Good browser with multiple tabs
- 👍 Professional wallet
- 💡 Presets with many Dapps

**What reviewers complain about**

- 🐛 Swap button missing
- 🐛 App crashes frequently
- 🐛 Transaction failures
- 🐛 Cannot access vault
- 🐛 Hidden fees

**Reported bugs**

- Swap button is gone
- Dapp no longer available
- Vault lagging
- Transaction failed
- App keeps closing when signing transactions

**Requested features**

- Include a swap button
- Bookmark Dapps and sites
- Coin pinning feature like SUI wallet


## Frequently asked questions

### Is IIJ SmartKey free?

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

### Is Surf Wallet free?

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

### Do IIJ SmartKey or Surf Wallet have ads?

Neither IIJ SmartKey nor Surf Wallet shows ads.

### Which is updated more often, IIJ SmartKey or Surf Wallet?

IIJ SmartKey ships an update every 9 months, and Surf Wallet every 6 weeks. Most recently, IIJ SmartKey was updated on October 15, 2026 and Surf Wallet on October 20, 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.*