# heatapp! vs Argus

The clearest difference is update cadence: Argus at every 3 days against heatapp!'s every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

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

heatapp! ships an update every 4 months, Argus every 3 days. The most recent releases landed on September 14, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | heatapp! | Argus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/argus-totp-authenticator/id1542617858/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | — | Free |
| Size | 40 MB | 3 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [EbV Elektronikbau- und Vertriebs-GmbH](https://appshunter.io/developer/892778635) | [晖 金](https://appshunter.io/developer/1437361520) |

## What reviewers say

### heatapp!

[App page](https://appshunter.io/ios/app/heatapp/id892778632)

**Features:** macOS Compatibility

**In-app purchases:** none


### Argus

[App page](https://appshunter.io/ios/app/argus-totp-authenticator/id1542617858)

This open-source utility app generates Time-based One-time Passwords (TOTP) for secure authentication. It offers a lightweight, data-protected experience with support for dark mode, iCloud backups, and Apple Watch integration.

**Highlights:** TOTP algorithm support (RFC 6238), Open-source, Lightweight design, Full data protection, Dark mode support, iCloud backup, Apple Watch compatibility

**In-app purchases:** none


## Frequently asked questions

### Is heatapp! free?

heatapp! is free to download, with no in-app purchases.

### Is Argus free?

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

### Do heatapp! or Argus have ads?

Neither heatapp! nor Argus shows ads.

### Which is updated more often, heatapp! or Argus?

heatapp! ships an update every 4 months, and Argus every 3 days. Most recently, heatapp! was updated on September 14, 2026 and Argus on June 5, 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.*