# 2FA Authenticator vs iSpacekeeper

The clearest difference is in-app purchases: 2FA Authenticator at none against iSpacekeeper's 3. iSpacekeeper's advantage is ads (none vs shown) and update cadence (every 4 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. iSpacekeeper sells 3 in-app purchases, starting at $4.99 per 7 days. 2FA Authenticator asks for nothing beyond the download.

2FA Authenticator ships an update every 2 weeks, iSpacekeeper every 4 days. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 2FA Authenticator | iSpacekeeper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/2fa-authenticator-mfa-auth/id6499033722/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 45 MB | 28 MB |
| Requires iOS | 17.2 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Muhammad Ajmal Shah](https://appshunter.io/developer/1730659507) | [元甲 陈](https://appshunter.io/developer/6784329174) |

## What reviewers say

### 2FA Authenticator

[App page](https://appshunter.io/ios/app/2fa-authenticator-mfa-auth/id6499033722)

Enhance your online security with this app that generates one-time passwords for two-factor and multi-factor authentication. Manage multiple accounts securely in one place, adding an extra layer of protection beyond your password.

**Highlights:** Generates one-time passwords (OTPs), Supports two-factor authentication (2FA), Supports multi-factor authentication (MFA), Manages multiple accounts in one app, Secure local storage on device, Quick and simple code generation

**Features:** macOS Compatibility

**In-app purchases:** none


### iSpacekeeper

[App page](https://appshunter.io/ios/app/ispacekeeper-space-manager/id6784493687)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iSpaceKeeper-week | $4.99 | per 7 days |
| iSpaceKeeper. | $9.99 | per month |
| iSpacekeeper. | $19.99 | per 3 months |


## Frequently asked questions

### Is 2FA Authenticator free?

2FA Authenticator is free to download, with no in-app purchases.

### Is iSpacekeeper free?

iSpacekeeper is free to download, with in-app purchases available.

### Do 2FA Authenticator or iSpacekeeper have ads?

2FA Authenticator shows ads; iSpacekeeper does not.

### Which is updated more often, 2FA Authenticator or iSpacekeeper?

2FA Authenticator ships an update every 2 weeks, and iSpacekeeper every 4 days. Most recently, 2FA Authenticator was updated on October 27, 2026 and iSpacekeeper on October 28, 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.*