# Billdu vs Invoice Estimate Maker

The clearest difference is monetization model: Billdu at free with in-app purchases against Invoice Estimate Maker's subscription. Billdu also leads on ratings volume (26K vs 524) and update cadence (every 2 weeks vs monthly). Invoice Estimate Maker's advantage is iOS requirement (15.2 vs 17.0). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Billdu sells 10 in-app purchases, starting at $7.99 per month and Invoice Estimate Maker sells 8 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Billdu against 4.9 for Invoice Estimate Maker. That said, the two scores are not equally well evidenced: Billdu has 26K ratings behind it against 524, so its average is the more settled of the two. Written reviews are what separate them: 89% of Billdu's written reviews are positive against 97% of Invoice Estimate Maker's.

Billdu ships an update every 2 weeks, Invoice Estimate Maker monthly. The most recent releases landed on September 26, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Billdu | Invoice Estimate Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (26K ratings)](https://appshunter.io/ios/app/billdu-invoice-estimate-maker/id527885754/reviews) | **[4.9 (524 ratings)](https://appshunter.io/ios/app/invoice-estimate-maker/id875169014/reviews)** |
| Number of ratings | **26K** | 524 |
| Positive reviews | 89.3% of reviews | **96.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | **Free with in-app purchases** | Subscription |
| Best chart rank | **#65** | — |
| Size | 205 MB | 25 MB |
| Requires iOS | 17.0 | **15.2** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [BILLDU LTD](https://appshunter.io/developer/501173313) | [SpeedSolutions Pty Ltd](https://appshunter.io/developer/521353246) |

## What reviewers say

### Billdu

[App page](https://appshunter.io/ios/app/billdu-invoice-estimate-maker/id527885754)

**Currently charting:** #65 Top Grossing · Business (US App Store)

Create professional invoices and estimates quickly for your small business. This app helps you get paid faster with online payment options, track expenses by scanning receipts, and manage clients and inventory. It's designed for freelancers and contractors to maintain a professional image and streamline billing.

**Highlights:** Customizable invoice templates, Instant estimates and invoices, Online payment processing, Receipt scanning for expense tracking, Client and inventory management, Multi-device synchronization

**Features:** Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LITE - 1 month | $7.99 | per month |
| STANDARD (Month) | $14.99 | per month |
| STANDARD - 1 month | $14.99 | per month |
| STANDARD - 1 month | $14.99 | per month |
| PREMIUM (Month) | $27.99 | per month |
| PREMIUM - 1 month | $27.99 | per month |
| 24 invoices | $59.99 | per year |
| STARTER (Year) | $59.99 | per year |
| STANDARD (Year) | $119.99 | per year |
| STANDARD - 12 months | $119.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 📊 Helpful business features
- 🖼️ Professional-looking invoices
- 🕰️ Time-saving
- 💻 Seamless mobile experience

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔍 Limited customization options
- 💳 Billing/payment issues
- 🕰️ Slow customer support response

**Reported bugs**

- Invoices not being received by clients
- Inconsistent invoice numbering
- Inability to save draft estimates

**Requested features**

- Improved date/time handling
- Ability to transfer data between businesses
- More customization options for invoices
- Integrated payment processing
- Enhanced reporting and analytics


### Invoice Estimate Maker

[App page](https://appshunter.io/ios/app/invoice-estimate-maker/id875169014)

Create professional invoices and estimates with customizable templates and over 500 background images. Securely store and back up your data, and allow customers to sign directly on your device. Share invoices via email, print, or messaging apps.

**Highlights:** Professional invoice and estimate creation, Customizable templates with 500+ backgrounds, Customer signature capture, Secure cloud data backup, Email, print, and share options, Logo and signature upload, Sales tax reporting

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $2.99 | per month |
| Monthly subscription | $5.49 | per month |
| Monthly Subscription | $8.49 | per month |
| Månedlig abonnement | $8.99 | per month |
| Monthly subscription | $8.99 | per month |
| Monthly subscription | $11.99 | per month |
| Monthly subscript | $11.99 | per month |
| Monthly subscript | $15.99 | per month |

**What reviewers like**

- 🚀 Easy to use
- 👍 Professional-looking invoices
- 🚀 Quick and efficient
- 👍 Convenient for on-the-go business
- 👍 Streamlines invoicing and billing

**What reviewers complain about**

- 🐛 Scrolling issues with new update
- 🐛 Blurry photo uploads
- 💰 Expensive for some small businesses

**Reported bugs**

- Scrolling issues with new update
- Blurry photo uploads

**Requested features**

- Ability to rearrange line items on invoices
- Signature capture for customers
- Statements and other advanced features


## Frequently asked questions

### Is Billdu free?

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

### Is Invoice Estimate Maker free?

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

### Which has better reviews, Billdu or Invoice Estimate Maker?

Invoice Estimate Maker is rated higher. Billdu averages 4.8 out of 5 from 26K ratings, while Invoice Estimate Maker averages 4.9 from 524 ratings.

### Do Billdu or Invoice Estimate Maker have ads?

Neither Billdu nor Invoice Estimate Maker shows ads.

### Which is updated more often, Billdu or Invoice Estimate Maker?

Billdu ships an update every 2 weeks, and Invoice Estimate Maker monthly. Most recently, Billdu was updated on September 26, 2026 and Invoice Estimate Maker on September 24, 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.*