# Authenticator App vs Synaptom App

The clearest difference is in-app purchases: Synaptom App at none against Authenticator App's 3. Synaptom App also leads on update cadence (every 3 weeks vs every 10 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Authenticator App sells 3 in-app purchases, starting at $9.99 per month. Synaptom App asks for nothing beyond the download.

Authenticator App ships an update every 10 months, Synaptom App every 3 weeks. The most recent releases landed on September 26, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Authenticator App | Synaptom App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/authenticator-app-safeauth/id6450025147/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 48 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [SafeAuth Services.](https://appshunter.io/developer/1691657534) | [NVISUST INNOVATIONS PRIVATE LIMITED](https://appshunter.io/developer/1895233951) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-safeauth/id6450025147)

This app provides a secure and user-friendly way to add an extra layer of protection to your online accounts. It generates one-time codes for two-factor authentication and offers cloud backup to prevent data loss. Protect your accounts from hacking and phishing with this efficient solution.

**Highlights:** Two-factor authentication (2FA) code generation, Cloud backup and sync across devices, User-friendly interface with 2FA guides, Offline code generation, Supports thousands of online services, Protection against hacking and phishing

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $9.99 | per month |
| Yearly Premium | $29.99 | per year |
| Lifetime Membership | $59.99 | one-time |


### Synaptom App

[App page](https://appshunter.io/ios/app/synaptom-app/id6763251427)

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

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator App free?

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

### Is Synaptom App free?

Synaptom App is free to download, with no in-app purchases.

### Do Authenticator App or Synaptom App have ads?

Neither Authenticator App nor Synaptom App shows ads.

### Which is updated more often, Authenticator App or Synaptom App?

Authenticator App ships an update every 10 months, and Synaptom App every 3 weeks. Most recently, Authenticator App was updated on September 26, 2026 and Synaptom App on October 4, 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.*