# 2FA.Authenticator vs Quick Invoice Maker

2FA.Authenticator and Quick Invoice Maker 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. 2FA.Authenticator sells 2 in-app purchases, starting at $4.99 per 7 days and Quick Invoice Maker sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

2FA.Authenticator ships an update fortnightly, Quick Invoice Maker every 3 weeks. The most recent releases landed on October 2, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | 2FA.Authenticator | Quick Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/quick-invoice-maker-instant/id6756127379/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | — | Freemium |
| Size | 6 MB | 97 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Murat Dikenci](https://appshunter.io/developer/1840677360) | [BRAINBRIDGE LLC](https://appshunter.io/developer/1849908942) |

## What reviewers say

### 2FA.Authenticator

[App page](https://appshunter.io/ios/app/2faauthenticator-securekey/id6755472545)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Pro | $4.99 | per 7 days |
| Authenticator Pro | $39.99 | per year |


### Quick Invoice Maker

[App page](https://appshunter.io/ios/app/quick-invoice-maker-instant/id6756127379)

Streamline your billing process with a mobile tool that helps freelancers and small businesses create professional invoices and estimates quickly. Track payments, manage client data locally, and convert quotes into invoices with ease.

**Highlights:** Professional invoice and estimate creation, Custom branding with logo, Convert estimates to invoices, Payment status tracking, Local data storage for privacy, Smart autofill for clients and items

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Month Premium | $12.99 | per month |
| Annual Premium | $99.99 | per year |


## Frequently asked questions

### Is 2FA.Authenticator free?

2FA.Authenticator is free to download, with in-app purchases available.

### Is Quick Invoice Maker free?

Quick Invoice Maker is free to download, with in-app purchases available.

### Do 2FA.Authenticator or Quick Invoice Maker have ads?

Neither 2FA.Authenticator nor Quick Invoice Maker shows ads.

### Which is updated more often, 2FA.Authenticator or Quick Invoice Maker?

2FA.Authenticator ships an update fortnightly, and Quick Invoice Maker every 3 weeks. Most recently, 2FA.Authenticator was updated on October 2, 2026 and Quick Invoice Maker on September 30, 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.*