# Tungsten Power PDF Mobile vs Delinea Authenticator

The clearest difference is update cadence: Delinea Authenticator at every 3 weeks against Tungsten Power PDF Mobile's every 20 months. Tungsten Power PDF Mobile's advantage is iOS requirement (14.0 vs 16.4). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 3.6 for Tungsten Power PDF Mobile against 3.5 for Delinea Authenticator. Both are backed by a comparable volume of ratings — 8 and 6 respectively. Written reviews are what separate them: 29% of Tungsten Power PDF Mobile's written reviews are positive against 25% of Delinea Authenticator's.

Tungsten Power PDF Mobile ships an update every 20 months, Delinea Authenticator every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Tungsten Power PDF Mobile | Delinea Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (8 ratings)](https://appshunter.io/ios/app/tungsten-power-pdf-mobile/id1599500192/reviews)** | [3.5 (6 ratings)](https://appshunter.io/ios/app/delinea-authenticator/id6472667556/reviews) |
| Number of ratings | **8** | 6 |
| Positive reviews | **28.6% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 41 MB | 60 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tungsten Automation Corporation](https://appshunter.io/developer/524825572) | [Delinea Inc](https://appshunter.io/developer/1769011032) |

## What reviewers say

### Tungsten Power PDF Mobile

[App page](https://appshunter.io/ios/app/tungsten-power-pdf-mobile/id1599500192)

This application offers robust PDF viewing and editing capabilities on mobile devices. It allows for annotation, form filling, signature creation, and document management, with cloud integration for easy sharing.

**Highlights:** Fast PDF opening, Annotation and markup tools, Form filling, Digital signature creation, Cloud document sharing, Document management

**In-app purchases:** none


### Delinea Authenticator

[App page](https://appshunter.io/ios/app/delinea-authenticator/id6472667556)

Securely manage multi-factor authentication for your Delinea Platform tenant. Use device biometrics for push notification approvals or copy time-based one-time passwords. Supports multiple tenant registrations via QR code scanning.

**Highlights:** Multi-factor authentication (MFA), Biometric unlock for push notifications, Time-based one-time passwords (TOTP), Support for multiple Delinea Platform tenants, QR code tenant registration, Seamless Delinea native integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Tungsten Power PDF Mobile free?

Tungsten Power PDF Mobile is free to download, with no in-app purchases.

### Is Delinea Authenticator free?

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

### Which has better reviews, Tungsten Power PDF Mobile or Delinea Authenticator?

Tungsten Power PDF Mobile is rated higher. Tungsten Power PDF Mobile averages 3.6 out of 5 from 8 ratings, while Delinea Authenticator averages 3.5 from 6 ratings.

### Do Tungsten Power PDF Mobile or Delinea Authenticator have ads?

Neither Tungsten Power PDF Mobile nor Delinea Authenticator shows ads.

### Which is updated more often, Tungsten Power PDF Mobile or Delinea Authenticator?

Tungsten Power PDF Mobile ships an update every 20 months, and Delinea Authenticator every 3 weeks. Most recently, Tungsten Power PDF Mobile was updated on October 24, 2026 and Delinea Authenticator on October 24, 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.*