# Invoice Maker ▸ Estimate App vs Authenticator App ⁸

The clearest difference is review sentiment: Invoice Maker ▸ Estimate App at 85% against Authenticator App ⁸'s 25%. Invoice Maker ▸ Estimate App also leads on update cadence (weekly vs every 4 months) and ratings volume (37K vs 898). Authenticator App ⁸'s advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Invoice Maker ▸ Estimate App sells 19 in-app purchases, starting at $4.99 per 7 days and Authenticator App ⁸ sells 4 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Invoice Maker ▸ Estimate App holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Invoice Maker ▸ Estimate App has 37K ratings behind it against 898, so its average is the more settled of the two. Written reviews point the same way: 85% of Invoice Maker ▸ Estimate App's written reviews are positive against 25% of Authenticator App ⁸'s.

Invoice Maker ▸ Estimate App ships an update weekly, Authenticator App ⁸ every 4 months. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Invoice Maker ▸ Estimate App | Authenticator App ⁸ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (37K ratings)](https://appshunter.io/ios/app/invoice-maker-estimate-app/id1314873764/reviews)** | [4.6 (898 ratings)](https://appshunter.io/ios/app/authenticator-app/id6744388310/reviews) |
| Number of ratings | **37K** | 898 |
| Positive reviews | **85.4% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | **#13** | #80 |
| Size | 257 MB | 39 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [GetPaid Inc.](https://appshunter.io/developer/1314873763) | [Secure Shield Tech](https://appshunter.io/developer/1807464826) |

## What reviewers say

### Invoice Maker ▸ Estimate App

[App page](https://appshunter.io/ios/app/invoice-maker-estimate-app/id1314873764)

**Currently charting:** #13 Top Grossing · Business (US App Store)

Create, send, and manage professional invoices and estimates quickly. This app helps freelancers and small businesses track payments, organize client information, and generate reports for bookkeeping. Get paid faster and maintain a professional image with customizable templates.

**Highlights:** Create invoices and estimates quickly, Send via email or messengers, Attach photos to estimates, Use premium invoice templates, Track received payments, Monitor unpaid invoices, Organize client and item lists, Download reports on paid invoices

**Features:** Family Sharing

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week Plus Invoice Maker | $4.99 | per 7 days |
| Week Plus – 1 week | $4.99 | per 7 days |
| Week Plus Tofu | $5.99 | per 7 days |
| Week Plus Tofu | $5.99 | per 7 days |
| Invoice Maker Weekly Unlimited | $5.99 | per 7 days |
| Weekly Plus Tofu | $7.99 | per 7 days |
| Weekly Plus Tofu | $7.99 | per 7 days |
| Invoice Maker Plus | $9.99 | per 7 days |
| Week Plus Tofu | $9.99 | per 7 days |
| Week Plus Tofu | $9.99 | per 7 days |
| Month Plus Invoice Maker | $9.99 | per month |
| Month Plus – 1 Month | $9.99 | per month |
| Month Plus Tofu | $9.99 | per month |
| Month Plus Invoice Maker | $14.99 | per month |
| Month Premium Plan | $17.99 | per month |
| Monthly Unlimited | $17.99 | per month |
| Annual Unlimited | $99.99 | per year |
| Annual Unlimited (with trial) | $99.99 | per year |
| Year Plus Tofu | $99.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 💼 Helps run business efficiently
- 🏆 Professional-looking invoices
- ⚡ Quick invoice creation
- 🕰 Time-saving

**What reviewers complain about**

- 🐛 Frequent crashes and freezes
- 🔒 Lack of customer support
- 💰 Expensive subscription
- 🔍 Difficult to find features
- 🤔 Confusing interface

**Reported bugs**

- Invoices not sending properly
- Invoices disappearing
- Incorrect currency display
- Exporting issues

**Requested features**

- Add custom logo option
- Inventory management system
- Refund/payment cancellation feature
- Search function for clients
- Duplicate invoice option


### Authenticator App ⁸

[App page](https://appshunter.io/ios/app/authenticator-app/id6744388310)

**Currently charting:** #80 Top Grossing · Business (US App Store)

This app enhances password management and recall through memory-testing features and secure storage. It also provides two-factor authentication for an extra layer of online security.

**Highlights:** Password recall tests, Secure password manager, Two-factor authentication, Organize passwords, Enhance memory

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator 1 Week Premium | $9.99 | per 7 days |
| Authenticator 1 Week Premium | $9.99 | per 7 days |
| Authenticator 1 Year Premium | $49.99 | per year |
| Authenticator 1 Year Premium | $49.99 | per year |

**What reviewers like**

- 👍 Secure devices
- 😊 For security
- 👍 Good
- 👍 Best app on the hood
- 👍 Secure good devices

**What reviewers complain about**

- 😠 Scam app
- 😠 Fake app
- 😠 Deceptive subscription
- 😠 Unnecessary paywalls
- 😠 Sneaky app

**Reported bugs**

- App does not work
- Bugs
- Authenticator app doesn't work most of the time
- Login screen freezes
- Incompatible with older devices

**Requested features**

- Fix bugs
- Create something without bugs
- Allow use of existing Microsoft authenticator


## Frequently asked questions

### Is Invoice Maker ▸ Estimate App free?

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

### Is Authenticator App ⁸ free?

Authenticator App ⁸ is free to download, with in-app purchases available.

### Which has better reviews, Invoice Maker ▸ Estimate App or Authenticator App ⁸?

Invoice Maker ▸ Estimate App is rated higher. Invoice Maker ▸ Estimate App averages 4.8 out of 5 from 37K ratings, while Authenticator App ⁸ averages 4.6 from 898 ratings.

### Do Invoice Maker ▸ Estimate App or Authenticator App ⁸ have ads?

Neither Invoice Maker ▸ Estimate App nor Authenticator App ⁸ shows ads.

### Which is updated more often, Invoice Maker ▸ Estimate App or Authenticator App ⁸?

Invoice Maker ▸ Estimate App ships an update weekly, and Authenticator App ⁸ every 4 months. Most recently, Invoice Maker ▸ Estimate App was updated on October 14, 2026 and Authenticator App ⁸ on October 11, 2026.

### Which is more popular, Invoice Maker ▸ Estimate App or Authenticator App ⁸?

Invoice Maker ▸ Estimate App currently peaks at #13 in the App Store charts, and Authenticator App ⁸ at #80. Chart position reflects recent download velocity rather than total install base.

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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.*