# Authenticator vs Invoice Maker

The clearest difference is ads: Authenticator at none against Invoice Maker's shown. Invoice Maker's advantage is update cadence (every 3 days vs weekly). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Authenticator sells 4 in-app purchases, starting at $6.99 per 7 days and Invoice Maker sells 4 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Authenticator against 4.9 for Invoice Maker. Both are backed by a comparable volume of ratings — 7 and 7 respectively.

Authenticator ships an update weekly, Invoice Maker every 3 days. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Authenticator | Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/authenticator-2fa-authy-and-mfa/id6744403699/reviews)** | [4.9 (7 ratings)](https://appshunter.io/ios/app/invoice-maker-bill-generator/id6746938705/reviews) |
| Number of ratings | 7 | 7 |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 53 MB | 31 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Rizki ARDYANSAH](https://appshunter.io/developer/1829948751) | [John Paley](https://appshunter.io/developer/1819048337) |

## What reviewers say

### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-2fa-authy-and-mfa/id6744403699)

Secure your online accounts with this two-factor authentication app. It generates one-time passwords (OTP) and time-based one-time passwords (TOTP) for secure logins and multi-factor authentication (MFA). Protect your data from unauthorized access with a user-friendly interface and offline support.

**Highlights:** Generate TOTP & OTP codes, Secure and fast login with MFA, Account protection from hackers, User-friendly interface, Offline code generation, Multi-platform syncing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan with 3-day Trial | $6.99 | per 7 days |
| Monthly Premium Access | $19.99 | per month |
| Yearly Plan (Best Choice) | $49.99 | per year |
| Lifetime Access | $49.99 | one-time |


### Invoice Maker

[App page](https://appshunter.io/ios/app/invoice-maker-bill-generator/id6746938705)

Create professional invoices and estimates quickly with customizable templates. Manage clients and projects, track payments, and gain business insights with smart reports. Enhance your brand with custom logos and colors.

**Highlights:** Professional invoice and estimate creation, Client and project management, Customizable templates with branding, Flexible payment options, Smart revenue and expense reports, Unlimited invoices and estimates

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| accessWeeklySubscription | $8.99 | per 7 days |
| Invoice Maker: Bill Generator. | $8.99 | per 7 days |
| accessMonthlySubscription | $14.99 | per month |
| accessMonthlyTrialSubscription | $15.99 | per month |


## Frequently asked questions

### Is Authenticator free?

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

### Is Invoice Maker free?

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

### Which has better reviews, Authenticator or Invoice Maker?

Authenticator is rated higher. Authenticator averages 5.0 out of 5 from 7 ratings, while Invoice Maker averages 4.9 from 7 ratings.

### Do Authenticator or Invoice Maker have ads?

Invoice Maker shows ads; Authenticator does not.

### Which is updated more often, Authenticator or Invoice Maker?

Authenticator ships an update weekly, and Invoice Maker every 3 days. Most recently, Authenticator was updated on October 7, 2026 and Invoice Maker on October 1, 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.*