# Invoice Pro. vs Invoice Maker by SPK

The clearest difference is update cadence: Invoice Maker by SPK at weekly against Invoice Pro.'s fortnightly. Invoice Pro.'s advantage is iOS requirement (10.0 vs 13.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Invoice Pro. sells 2 in-app purchases, starting at $1.99 per month and Invoice Maker by SPK sells 9 in-app purchases, starting at $4.99 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 — 4.7 for Invoice Pro. against 4.8 for Invoice Maker by SPK. Both are backed by a comparable volume of ratings — 712 and 906 respectively. Written reviews are what separate them: 77% of Invoice Pro.'s written reviews are positive against 73% of Invoice Maker by SPK's.

Invoice Pro. ships an update fortnightly, Invoice Maker by SPK weekly. The most recent releases landed on October 19, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Invoice Pro. | Invoice Maker by SPK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (712 ratings)](https://appshunter.io/ios/app/invoice-pro/id1348714072/reviews) | **[4.8 (906 ratings)](https://appshunter.io/ios/app/invoice-maker-by-spk/id1575877820/reviews)** |
| Number of ratings | 712 | **906** |
| Positive reviews | **77.2% of reviews** | 73.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 27 MB | 30 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Invoice Pro](https://appshunter.io/developer/1302818721) | [SPK Studios LLC](https://appshunter.io/developer/1575877822) |

## What reviewers say

### Invoice Pro.

[App page](https://appshunter.io/ios/app/invoice-pro/id1348714072)

Create professional invoices and estimates offline on your device. This app offers fast, reliable invoice generation without needing an internet connection or registration. Customize your documents, manage payments, and share them easily.

**Highlights:** Offline invoice creation, Unlimited customer and product management, Customizable invoice templates, Email sharing and print support, Barcode scanning for products, Payment management, Data backup

**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 and intuitive interface
- 🚀 Fast invoice creation and sending
- 📱 Works offline without internet connection
- 💰 Affordable or free compared to competitors
- 📧 Quick email sending functionality

**What reviewers complain about**

- 🐛 Email sending frequently stops working
- 🐛 Application crashes when performing certain actions
- ❌ Poor customer support and unresponsive team
- 🔄 Synchronization issues between devices
- 💾 Data loss when reinstalling on different devices

**Reported bugs**

- Email sending stops without explanation
- Application crashes when adding or moving invoice lines
- Export backup functionality causes app to crash
- Lines duplicate when using arrow navigation
- Subscription payment not recognized by app

**Requested features**

- Multiple tax rate configuration and differentiation
- Cloud storage and automatic backup
- Terms and conditions section in invoices
- Client signature and approval lines
- Payment method tracking and references


### Invoice Maker by SPK

[App page](https://appshunter.io/ios/app/invoice-maker-by-spk/id1575877820)

Create and send professional PDF invoices and estimates quickly and easily. This ad-free, watermark-free app is ideal for small business owners, consultants, and freelancers on the go. Customize templates, track clients, and manage your billing efficiently.

**Highlights:** Create unlimited invoices and estimates, No ads or watermarks, Customizable invoice fields, Client list management, Multiple sharing options (email, WhatsApp, text), Convert estimates to invoices, Company logo and signature upload

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| My Invoice Generator | $4.99 | per month |
| The Invoice Maker | $7.99 | per month |
| Invoice Maker App | $9.99 | per month |
| Invoice Maker Pro | $9.99 | per month |
| Smart Invoice Maker | $39.99 | per year |
| Quick Invoice Maker | $59.99 | per year |
| Invoice Maker Professional | $69.99 | per year |
| App Invoice Maker | $89.99 | per year |
| Invoice Maker Plus | $89.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick and efficient
- 💡 Helpful features
- ⭐ Great app overall

**What reviewers complain about**

- 🐛 Data loss issues
- 🔒 Lack of device sync
- 📝 Limited item descriptions
- 🔧 Unreliable functionality

**Reported bugs**

- Invoices not updating correctly
- Inability to unsubscribe from paid features

**Requested features**

- Ability to sync data across devices
- Increased character limit for item descriptions
- Improved customer support


## Frequently asked questions

### Is Invoice Pro. free?

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

### Is Invoice Maker by SPK free?

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

### Which has better reviews, Invoice Pro. or Invoice Maker by SPK?

Invoice Maker by SPK is rated higher. Invoice Pro. averages 4.7 out of 5 from 712 ratings, while Invoice Maker by SPK averages 4.8 from 906 ratings.

### Do Invoice Pro. or Invoice Maker by SPK have ads?

Neither Invoice Pro. nor Invoice Maker by SPK shows ads.

### Which is updated more often, Invoice Pro. or Invoice Maker by SPK?

Invoice Pro. ships an update fortnightly, and Invoice Maker by SPK weekly. Most recently, Invoice Pro. was updated on October 19, 2026 and Invoice Maker by SPK on October 18, 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.*