# 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 update cadence (every 2 weeks vs every 3 months) and review sentiment (90% vs 74%). Invoice & Estimate Maker's advantage is iOS requirement (13.0 vs 17.0). On price, rating, ratings volume 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 2 in-app purchases, starting at $1.99 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 4.8 for Invoice & Estimate Maker. Both are backed by a comparable volume of ratings — 26K and 12K respectively. Written reviews are what separate them: 90% of Billdu's written reviews are positive against 74% of Invoice & Estimate Maker's.

Billdu ships an update every 2 weeks, Invoice & Estimate Maker every 3 months. Both last shipped on November 7, 2026.

## 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) | **[4.8 (12K ratings)](https://appshunter.io/ios/app/invoice-and-estimate-maker/id1271353929/reviews)** |
| Number of ratings | **26K** | 12K |
| Positive reviews | **89.9% of reviews** | 74.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | **Free with in-app purchases** | Subscription |
| Best chart rank | **#67** | #183 |
| Size | 207 MB | 93 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BILLDU LTD](https://appshunter.io/developer/501173313) | [SVG Apps](https://appshunter.io/developer/1154426191) |

## What reviewers say

### Billdu

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

**Currently charting:** #67 Top Grossing · Business (US App Store)

This app helps small businesses, contractors, and freelancers create professional invoices and estimates quickly. It offers features like online payment processing, expense tracking, and client management to streamline billing and improve cash flow.

**Highlights:** Customizable invoice templates, Instant estimates and invoices, Online payment acceptance, Expense tracking with receipt scanning, Client management, Multi-device sync, Inventory management

**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-and-estimate-maker/id1271353929)

**Currently charting:** #183 Top Grossing · Business (US App Store)

Quickly generate professional invoices and estimates for your clients. Customize templates with your business details, add unlimited customers and services, and track payments on the go. Convert estimates to invoices with a single tap.

**Highlights:** Create invoices and estimates, Customize company details and logo, Unlimited customers, products, and services, Professional invoice themes, Track payments, Email invoices in PDF format, Convert estimates to invoices

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Annual Subscription | $19.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Professional-looking invoices
- 💡 Customizable with company logo
- 🚀 Quick to create estimates and invoices
- 👍 Helpful for small businesses

**What reviewers complain about**

- 🐛 Issues with emailing invoices/estimates
- 🐛 Data sync problems between devices
- 🔒 Lack of customer support responsiveness
- 🔒 Subscription renewal issues
- 🐛 Unexpected app lockouts

**Reported bugs**

- Quantity and price changes not saving correctly
- Inability to edit customer information
- Losing all past estimates/invoices when switching devices

**Requested features**

- Add ability to track material expenses and payroll
- Allow adding multiple phone numbers and emails per client
- Implement a way to back up data
- Provide a phone number for customer support
- Add option to sort/track created sections (e.g., labor, materials)


## 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 4.8 from 12K 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 every 3 months. Most recently, Billdu was updated on November 7, 2026 and Invoice & Estimate Maker on November 7, 2026.

### Which is more popular, Billdu or Invoice & Estimate Maker?

Billdu currently peaks at #67 in the App Store charts, and Invoice & Estimate Maker at #183. 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.*