# Proofpoint Mobile Archive vs KaseyaOne Authenticator

The clearest difference is rating: KaseyaOne Authenticator at 3.0 against Proofpoint Mobile Archive's 1.7. Proofpoint Mobile Archive's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 16.6). On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

KaseyaOne Authenticator holds the better App Store score, 3.0 against 1.7. Both are backed by a comparable volume of ratings — 3 and 7 respectively. Written reviews split almost evenly too, at 20% and 20% positive.

Proofpoint Mobile Archive ships an update every 3 months, KaseyaOne Authenticator every 2 months. The most recent releases landed on September 15, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Proofpoint Mobile Archive | KaseyaOne Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.7 (3 ratings)](https://appshunter.io/ios/app/proofpoint-mobile-archive/id413877701/reviews) | **[3.0 (7 ratings)](https://appshunter.io/ios/app/kaseyaone-authenticator/id6466401361/reviews)** |
| Number of ratings | 3 | **7** |
| Positive reviews | 20.0% of reviews | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 74 MB | 5 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Proofpoint](https://appshunter.io/developer/1169601714) | [Kaseya International](https://appshunter.io/developer/354566867) |

## What reviewers say

### Proofpoint Mobile Archive

[App page](https://appshunter.io/ios/app/proofpoint-mobile-archive/id413877701)

Access your organization's email archive from your iPhone. Quickly search, view, and retrieve archived messages to your inbox from anywhere with an internet connection. Requires Proofpoint Enterprise Archive.

**Highlights:** Access email archive anywhere, Real-time search, Filter searches by timeframe, Filter searches by attachment type, View message details, Retrieve archived messages

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

**In-app purchases:** none


### KaseyaOne Authenticator

[App page](https://appshunter.io/ios/app/kaseyaone-authenticator/id6466401361)

Streamline your multi-factor authentication with instant push notifications. Securely approve logins with biometrics and a simple tap, saving significant time daily.

**Highlights:** Push-MFA notifications, Biometric unlock, One-tap approval, Fast login process, Secure verification

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Proofpoint Mobile Archive free?

Proofpoint Mobile Archive is free to download, with no in-app purchases.

### Is KaseyaOne Authenticator free?

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

### Which has better reviews, Proofpoint Mobile Archive or KaseyaOne Authenticator?

KaseyaOne Authenticator is rated higher. Proofpoint Mobile Archive averages 1.7 out of 5 from 3 ratings, while KaseyaOne Authenticator averages 3.0 from 7 ratings.

### Do Proofpoint Mobile Archive or KaseyaOne Authenticator have ads?

Neither Proofpoint Mobile Archive nor KaseyaOne Authenticator shows ads.

### Which is updated more often, Proofpoint Mobile Archive or KaseyaOne Authenticator?

Proofpoint Mobile Archive ships an update every 3 months, and KaseyaOne Authenticator every 2 months. Most recently, Proofpoint Mobile Archive was updated on September 15, 2026 and KaseyaOne Authenticator on June 1, 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.*