# Authenticator vs Body Temperature & Fever Check

The clearest difference is rating: Authenticator at 4.5 against Body Temperature & Fever Check's 3.9. On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Authenticator sells 3 in-app purchases, starting at $4.99 per 7 days and Body Temperature & Fever Check sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Authenticator holds the better App Store score, 4.5 against 3.9. Both are backed by a comparable volume of ratings — 26 and 56 respectively.

Both ship on a similar rhythm, roughly weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Authenticator | Body Temperature & Fever Check |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (26 ratings)](https://appshunter.io/ios/app/authenticator-secure-2fa-auth/id6749149708/reviews)** | [3.9 (56 ratings)](https://appshunter.io/ios/app/body-temperature-and-fever-check/id6749229318/reviews) |
| Number of ratings | 26 | **56** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Weekly | Weekly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 73 MB | 72 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Timon Scherzinger](https://appshunter.io/developer/1895022963) | [Ketty Fuglsang Laursen](https://appshunter.io/developer/1819752477) |

## What reviewers say

### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-secure-2fa-auth/id6749149708)

Securely manage your two-factor authentication tokens and passwords in one place. This app offers offline code generation and a private in-app browser. Free users can manage existing codes and passwords, while premium subscribers gain unlimited creation and secure browsing.

**Highlights:** Organize 2FA tokens and passwords, Offline code generation, Built-in secure browser, Manage existing codes and passwords (free), Unlimited code/password creation (premium), Face ID access

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Monthly | $17.99 | per month |
| Yearly | $49.99 | per year |


### Body Temperature & Fever Check

[App page](https://appshunter.io/ios/app/body-temperature-and-fever-check/id6749229318)

Estimate and log body temperature using biometric inputs like pulse and respiration. Manually enter readings or use in-app measurements with a subscription. Not for medical use, but provides wellness estimations.

**Highlights:** Estimate temperature via pulse and respiration, Manually enter and save temperature readings, View, edit, and delete historical entries, Link to Apple Health, In-app measurement with subscription, Manage subscription plans

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $6.99 | per 7 days |
| Monthly | $17.99 | per month |
| Yearly | $49.99 | per year |


## Frequently asked questions

### Is Authenticator free?

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

### Is Body Temperature & Fever Check free?

Body Temperature & Fever Check is free to download, with in-app purchases available.

### Which has better reviews, Authenticator or Body Temperature & Fever Check?

Authenticator is rated higher. Authenticator averages 4.5 out of 5 from 26 ratings, while Body Temperature & Fever Check averages 3.9 from 56 ratings.

### Do Authenticator or Body Temperature & Fever Check have ads?

Both Authenticator and Body Temperature & Fever Check show ads.

### Which is updated more often, Authenticator or Body Temperature & Fever Check?

Authenticator ships an update weekly, and Body Temperature & Fever Check weekly. Most recently, Authenticator was updated on October 24, 2026 and Body Temperature & Fever Check 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.*