# CalReader vs QNAP Authenticator

The clearest difference is price: QNAP Authenticator at Free against CalReader's $6.99. QNAP Authenticator also leads on ratings volume (13 vs 3). CalReader's advantage is rating (4.3 vs 1.9) and review sentiment (40% vs 20%). On update cadence, ads, in-app purchases and device support there is nothing between them.

QNAP Authenticator is free to download; CalReader costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CalReader holds the better App Store score, 4.3 against 1.9. Both are backed by a comparable volume of ratings — 3 and 13 respectively. Written reviews point the same way: 40% of CalReader's written reviews are positive against 20% of QNAP Authenticator's.

CalReader ships an update every 4 months, QNAP Authenticator every 3 months. The most recent releases landed on October 12, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | CalReader | QNAP Authenticator |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/calreader-calender-logs/id405583558/reviews)** | [1.9 (13 ratings)](https://appshunter.io/ios/app/qnap-authenticator/id1620302345/reviews) |
| Number of ratings | 3 | **13** |
| Positive reviews | **40.0% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Paid | **Free** |
| Size | 16 MB | 44 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Imaja](https://appshunter.io/developer/405583561) | [QNAP Systems, Inc.](https://appshunter.io/developer/355826923) |

## What reviewers say

### CalReader

[App page](https://appshunter.io/ios/app/calreader-calender-logs/id405583558)

Enhance your calendar's readability with customizable fonts and sizes. Easily filter events by date, calendar, or search terms, and export your data and time calculations in various formats like TEXT, CSV, or TSV. This tool is ideal for logging work or personal events and generating invoices.

**Highlights:** Customizable font and size, Event filtering by date, calendar, and text, TEXT, CSV, TSV export, Time calculation for billing, Siri Shortcuts integration, Dark Mode support

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

**In-app purchases:** none


### QNAP Authenticator

[App page](https://appshunter.io/ios/app/qnap-authenticator/id1620302345)

Enhance your account security with this mobile app that provides 2-Step Verification and Passwordless Login. It offers multiple verification methods, including login approval, QR code scanning, and online codes, with TOTP support for offline use and third-party accounts.

**Highlights:** 2-Step Verification, Passwordless Login, Login Approval, QR Code Verification, Online Verification Code, Time-based One-Time Password (TOTP), Offline TOTP generation

**In-app purchases:** none


## Frequently asked questions

### Is CalReader free?

CalReader costs $6.99, with no in-app purchases.

### Is QNAP Authenticator free?

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

### Which has better reviews, CalReader or QNAP Authenticator?

CalReader is rated higher. CalReader averages 4.3 out of 5 from 3 ratings, while QNAP Authenticator averages 1.9 from 13 ratings.

### Do CalReader or QNAP Authenticator have ads?

Neither CalReader nor QNAP Authenticator shows ads.

### Which is updated more often, CalReader or QNAP Authenticator?

CalReader ships an update every 4 months, and QNAP Authenticator every 3 months. Most recently, CalReader was updated on October 12, 2026 and QNAP Authenticator on October 21, 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.*