# Billdu vs Purchase Order Maker

The clearest difference is ads: Billdu at none against Purchase Order Maker's shown. Billdu also leads on update cadence (every 2 weeks vs every 4 months) and ratings volume (26K vs 3). Purchase Order Maker's advantage is iOS requirement (15.0 vs 17.0). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. Billdu sells 10 in-app purchases, starting at $7.99 per month and Purchase Order Maker sells 6 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Purchase Order Maker holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Billdu has 26K ratings behind it against 3, so its average is the more settled of the two.

Billdu ships an update every 2 weeks, Purchase Order Maker every 4 months. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Billdu | Purchase Order Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (26K ratings)](https://appshunter.io/ios/app/billdu-invoice-estimate-maker/id527885754/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/purchase-order-maker-po/id6738362015/reviews)** |
| Number of ratings | **26K** | 3 |
| Positive reviews | 89.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#71** | — |
| Size | 207 MB | 63 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BILLDU LTD](https://appshunter.io/developer/501173313) | [Huzaib Sayyed](https://appshunter.io/developer/1778310247) |

## What reviewers say

### Billdu

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

**Currently charting:** #71 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


### Purchase Order Maker

[App page](https://appshunter.io/ios/app/purchase-order-maker-po/id6738362015)

Effortlessly create, manage, and generate professional purchase orders. This app helps businesses track orders, manage inventory, and organize records with customizable templates and PDF export options.

**Highlights:** Create customizable purchase orders, Track orders and manage inventory, Export POs as PDFs, Offline access, Organize purchase records, Shareable PO PDFs with logo and signature

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads - Weekly | $1.99 | per 7 days |
| Remove Ads - Monthly | $4.99 | per month |
| Remove Ads - 2 Months | $8.99 | per 2 months |
| Remove Ads - 3 Months | $11.99 | per 3 months |
| Remove Ads - 6 Months | $19.99 | per 6 months |
| Remove Ads - Yearly | $29.99 | per year |


## Frequently asked questions

### Is Billdu free?

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

### Is Purchase Order Maker free?

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

### Which has better reviews, Billdu or Purchase Order Maker?

Purchase Order Maker is rated higher. Billdu averages 4.8 out of 5 from 26K ratings, while Purchase Order Maker averages 5.0 from 3 ratings.

### Do Billdu or Purchase Order Maker have ads?

Purchase Order Maker shows ads; Billdu does not.

### Which is updated more often, Billdu or Purchase Order Maker?

Billdu ships an update every 2 weeks, and Purchase Order Maker every 4 months. Most recently, Billdu was updated on November 1, 2026 and Purchase Order Maker on October 25, 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.*