# 1LinkS vs Authenticator App

The clearest difference is ads: 1LinkS at none against Authenticator App's shown. 1LinkS also leads on iOS requirement (12.0 vs 15.6). Authenticator App's advantage is update cadence (every 2 weeks vs monthly). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 1LinkS sells 2 in-app purchases, starting at $1.99 per month and Authenticator App sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

1LinkS ships an update monthly, Authenticator App every 2 weeks. The most recent releases landed on September 15, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | 1LinkS | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 184 MB | 59 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KAIROS Company Limited](https://appshunter.io/developer/1495144014) | [Radhika Pillai](https://appshunter.io/developer/6799962852) |

## What reviewers say

### 1LinkS

[App page](https://appshunter.io/ios/app/1links/id1613300638)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1LinkS月费高级会员 | $1.99 | per month |
| 1LinkS年费高级会员 | $19.99 | per year |


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-codes/id6799962850)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $2.99 | per 7 days |
| Monthly Plan | $5.99 | per month |
| Lifetime Plan | $12.99 | one-time |


## Frequently asked questions

### Is 1LinkS free?

1LinkS is free to download, with in-app purchases available.

### Is Authenticator App free?

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

### Do 1LinkS or Authenticator App have ads?

Authenticator App shows ads; 1LinkS does not.

### Which is updated more often, 1LinkS or Authenticator App?

1LinkS ships an update monthly, and Authenticator App every 2 weeks. Most recently, 1LinkS was updated on September 15, 2026 and Authenticator App on September 14, 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.*