# Authenticator App vs Postage Stamp Camera

The clearest difference is rating: Authenticator App at 5.0 against Postage Stamp Camera's 4.0. Authenticator App also leads on monetization model (free with in-app purchases vs subscription) and update cadence (every 2 weeks vs every 2 months). Postage Stamp Camera's advantage is ratings volume (15 vs 2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Authenticator App sells 3 in-app purchases, starting at $3.99 per month and Postage Stamp Camera sells 5 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Authenticator App holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Postage Stamp Camera has 15 ratings behind it against 2, so its average is the more settled of the two.

Authenticator App ships an update every 2 weeks, Postage Stamp Camera every 2 months. The most recent releases landed on October 30, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Authenticator App | Postage Stamp Camera |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/authenticator-app-keyzy/id6748629429/reviews)** | [4.0 (15 ratings)](https://appshunter.io/ios/app/postage-stamp-camera-stampout/id6791968686/reviews) |
| Number of ratings | 2 | **15** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 7 MB | 125 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RETRYTECH LLP](https://appshunter.io/developer/1544420363) | [Essam Harous](https://appshunter.io/developer/1769831339) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-keyzy/id6748629429)

This app generates secure, offline two-factor authentication codes for all your major online accounts. It offers iCloud sync for Apple devices and allows for easy organization and deletion of codes. Upgrade for unlimited accounts and advanced categorization.

**Highlights:** Supports major platforms (Google, Instagram, Facebook, GitHub), Import 2FA codes from screenshots, iCloud Sync across Apple devices, Organize codes into categories, Private and offline code storage, Generates TOTP codes securely

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Yearly | $12.99 | per year |
| Lifetime | $24.99 | one-time |


### Postage Stamp Camera

[App page](https://appshunter.io/ios/app/postage-stamp-camera-stampout/id6791968686)

Transform photos and videos into unique postage stamps with authentic perforated edges. Create a personal collection, add captions, and organize memories in various visual layouts. This app offers a private, offline-first experience for journaling your moments.

**Highlights:** Create stamps from camera, photos, and video frames, Authentic perforated and serrated stamp edges, Classic and full-bleed stamp styles, Add titles, captions, and postmark dates, Calendar, Cards, and Gravity collection views, Save and share stamps as images, Private, offline-first experience

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StampOut Weekly | $4.99 | per 7 days |
| StampOut yearly | $39.99 | per year |
| 100 coins | $9.99 | one-time |
| 200coins | $14.99 | one-time |
| stampout lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Authenticator App free?

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

### Is Postage Stamp Camera free?

Postage Stamp Camera is free to download, with in-app purchases available.

### Which has better reviews, Authenticator App or Postage Stamp Camera?

Authenticator App is rated higher. Authenticator App averages 5.0 out of 5 from 2 ratings, while Postage Stamp Camera averages 4.0 from 15 ratings.

### Do Authenticator App or Postage Stamp Camera have ads?

Neither Authenticator App nor Postage Stamp Camera shows ads.

### Which is updated more often, Authenticator App or Postage Stamp Camera?

Authenticator App ships an update every 2 weeks, and Postage Stamp Camera every 2 months. Most recently, Authenticator App was updated on October 30, 2026 and Postage Stamp Camera on November 6, 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.*