# Authenticator for Amazon vs ProofLock

Authenticator for Amazon and ProofLock are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Authenticator for Amazon sells 5 in-app purchases, starting at $4.99 per 7 days and ProofLock sells 10 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Authenticator for Amazon ships an update every 2 weeks, ProofLock monthly. The most recent releases landed on October 2, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Authenticator for Amazon | ProofLock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (9 ratings)](https://appshunter.io/ios/app/authenticator-for-amazon/id6753742529/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 81 MB | 32 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Grand Energy LLC](https://appshunter.io/developer/1844804348) | [Michael Cox](https://appshunter.io/developer/1867913807) |

## What reviewers say

### Authenticator for Amazon

[App page](https://appshunter.io/ios/app/authenticator-for-amazon/id6753742529)

Secure your online accounts with reliable two-factor authentication. This app generates time-based verification codes for safer sign-ins and stronger account protection across various platforms. Setup is quick via QR code scanning or manual entry, with encrypted local storage for privacy.

**Highlights:** Two-factor authentication (2FA), Time-based verification codes, QR code scanner, Encrypted local storage, Backup and recovery, User-friendly interface

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Weekly-Trial | $4.99 | per 7 days |
| Monthly | $12.99 | per month |
| Yearly | $39.99 | per year |
| Lifetime | $59.99 | one-time |


### ProofLock

[App page](https://appshunter.io/ios/app/prooflock/id6757623584)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Membership Monthly Plan | $0.99 | per month |
| Standard Membership Monthly Plan | $1.99 | per month |
| Pro Membership Monthly Plan | $2.99 | per month |
| Business Membership Monthly Plan | $4.99 | per month |
| Enterprise Membership Monthly Plan | $9.99 | per month |
| Basic Membership Annual | $9.99 | per year |
| Standard Membership Annual Plan | $19.99 | per year |
| Pro Membership Annual Plan | $29.99 | per year |
| Business Membership Annual Plan | $44.99 | per year |
| Enterprise Membership Annual Plan | $99.99 | per year |


## Frequently asked questions

### Is Authenticator for Amazon free?

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

### Is ProofLock free?

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

### Do Authenticator for Amazon or ProofLock have ads?

Neither Authenticator for Amazon nor ProofLock shows ads.

### Which is updated more often, Authenticator for Amazon or ProofLock?

Authenticator for Amazon ships an update every 2 weeks, and ProofLock monthly. Most recently, Authenticator for Amazon was updated on October 2, 2026 and ProofLock on September 16, 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.*