# Thetis Authenticator vs Receipt to CSV

The clearest difference is in-app purchases: Thetis Authenticator at none against Receipt to CSV's 2. Thetis Authenticator also leads on iOS requirement (13.0 vs 26.0). Receipt to CSV's advantage is update cadence (every 5 days vs every 9 months). On price, ads and device support there is nothing between them.

Both are free to download. Receipt to CSV sells 2 in-app purchases, starting at $3.99 per 7 days. Thetis Authenticator asks for nothing beyond the download.

Thetis Authenticator ships an update every 9 months, Receipt to CSV every 5 days. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Thetis Authenticator | Receipt to CSV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/thetis-authenticator/id6648759010/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 3 MB | 9 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Razzo Tech Corporation](https://appshunter.io/developer/1566501237) | [Muhammad Hunble Dhillon](https://appshunter.io/developer/1874626591) |

## What reviewers say

### Thetis Authenticator

[App page](https://appshunter.io/ios/app/thetis-authenticator/id6648759010)

Manage your FIDO2 security keys for passwordless login and two-factor authentication. Supports NFC and Type-C connections for seamless integration across devices. Offers one-time password management for services not yet supporting FIDO2.

**Highlights:** FIDO2 passwordless login, Enhanced two-factor authentication, One-time password management, Optimized for iPad, NFC and Type-C compatibility, Cross-platform support, Phishing-resistant authentication

**In-app purchases:** none


### Receipt to CSV

[App page](https://appshunter.io/ios/app/receipt-to-csv/id6758729406)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly CSV Export | $3.99 | per 7 days |
| Lifetime Purchase | $14.99 | one-time |


## Frequently asked questions

### Is Thetis Authenticator free?

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

### Is Receipt to CSV free?

Receipt to CSV is free to download, with in-app purchases available.

### Do Thetis Authenticator or Receipt to CSV have ads?

Neither Thetis Authenticator nor Receipt to CSV shows ads.

### Which is updated more often, Thetis Authenticator or Receipt to CSV?

Thetis Authenticator ships an update every 9 months, and Receipt to CSV every 5 days. Most recently, Thetis Authenticator was updated on October 10, 2026 and Receipt to CSV on October 8, 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.*