# Allthenticator vs Grain

The clearest difference is update cadence: Allthenticator at weekly against Grain's every 3 weeks. 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.

Allthenticator ships an update weekly, Grain every 3 weeks. The most recent releases landed on November 11, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Allthenticator | Grain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (42 ratings)](https://appshunter.io/ios/app/allthenticator/id1503597442/reviews)** | — |
| Number of ratings | **42** | — |
| Positive reviews | 65.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free | — |
| Size | 86 MB | 43 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Allthenticate, Inc](https://appshunter.io/developer/1493321121) | [IBUKI YAMADA](https://appshunter.io/developer/1891987707) |

## What reviewers say

### Allthenticator

[App page](https://appshunter.io/ios/app/allthenticator/id1503597442)

This app transforms your phone into a secure key for accessing computers, websites, and even physical doors. It supports passkeys, certificate-based logins, and proximity unlocking, eliminating the need for passwords or hardware tokens.

**Highlights:** Passkey authentication for websites, Proximity unlock for computers, Certificate-based login, SSH key management, Built-in authenticator for 2FA codes, Encrypted backups with rescue team

**Features:** Vision Pro support

**In-app purchases:** none


### Grain

[App page](https://appshunter.io/ios/app/grain-habit-tracker/id6761901795)

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

**In-app purchases:** none


## Frequently asked questions

### Is Allthenticator free?

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

### Is Grain free?

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

### Do Allthenticator or Grain have ads?

Neither Allthenticator nor Grain shows ads.

### Which is updated more often, Allthenticator or Grain?

Allthenticator ships an update weekly, and Grain every 3 weeks. Most recently, Allthenticator was updated on November 11, 2026 and Grain on October 31, 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.*