# Swift Invoice, Invoice Maker vs Invoice Maker by SPK

The clearest difference is monetization model: Invoice Maker by SPK at free with in-app purchases against Swift Invoice, Invoice Maker's subscription. Invoice Maker by SPK also leads on iOS requirement (13.0 vs 18.0). Swift Invoice, Invoice Maker's advantage is review sentiment (94% vs 73%) and update cadence (every 2 days vs weekly). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Swift Invoice, Invoice Maker sells 4 in-app purchases, starting at $5.99 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 — 4.8 for Swift Invoice, Invoice Maker against 4.8 for Invoice Maker by SPK. Both are backed by a comparable volume of ratings — 1.6K and 911 respectively. Written reviews are what separate them: 94% of Swift Invoice, Invoice Maker's written reviews are positive against 73% of Invoice Maker by SPK's.

Swift Invoice, Invoice Maker ships an update every 2 days, Invoice Maker by SPK weekly. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Swift Invoice, Invoice Maker | Invoice Maker by SPK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.6K ratings)](https://appshunter.io/ios/app/swift-invoice-invoice-maker/id1147891367/reviews)** | [4.8 (911 ratings)](https://appshunter.io/ios/app/invoice-maker-by-spk/id1575877820/reviews) |
| Number of ratings | **1.6K** | 911 |
| Positive reviews | **93.7% of reviews** | 73.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 31 MB | 30 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Yuyan Network Technology Co., Ltd.(CN)](https://appshunter.io/developer/1147891366) | [SPK Studios LLC](https://appshunter.io/developer/1575877822) |

## What reviewers say

### Swift Invoice, Invoice Maker

[App page](https://appshunter.io/ios/app/swift-invoice-invoice-maker/id1147891367)

Create professional invoices, estimates, and purchase orders on your phone. Track sales, inventory, time, and expenses with powerful reporting and customizable templates. Securely store data and deliver documents via email or PDF.

**Highlights:** Create invoices, estimates, and purchase orders, Track sales, inventory, time, and expenses, Record expenses and calculate gross profit, Add signatures and attach images, Deliver via email, print, or PDF, Customer balance tracking, Customizable invoice templates

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Swift Invoice Pro Monthly | $5.99 | per month |
| Swift Invoice Premium Monthly | $8.99 | per month |
| Swift Invoice Pro Yearly | $29.99 | per year |
| Swift Invoice Premium Yearly | $49.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 👍 Professional-looking invoices
- 🚀 Quick and efficient
- 👍 Customizable
- 🚀 Convenient for mobile use

**What reviewers complain about**

- 🐛 Occasional sync/login issues
- 🐛 Layout/formatting problems
- 🐛 Missing some advanced features

**Reported bugs**

- Invoices sometimes marked as unsent when they were sent
- Losing client/invoice data after updates
- Printing/exporting issues

**Requested features**

- Ability to add client signatures
- More customization options for invoices
- Integration with accounting software
- Recurring invoice functionality
- Improved email/sending options


### 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 Swift Invoice, Invoice Maker free?

Swift Invoice, Invoice Maker 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, Swift Invoice, Invoice Maker or Invoice Maker by SPK?

Swift Invoice, Invoice Maker is rated higher. Swift Invoice, Invoice Maker averages 4.8 out of 5 from 1.6K ratings, while Invoice Maker by SPK averages 4.8 from 911 ratings.

### Do Swift Invoice, Invoice Maker or Invoice Maker by SPK have ads?

Neither Swift Invoice, Invoice Maker nor Invoice Maker by SPK shows ads.

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

Swift Invoice, Invoice Maker ships an update every 2 days, and Invoice Maker by SPK weekly. Most recently, Swift Invoice, Invoice Maker was updated on October 26, 2026 and Invoice Maker by SPK on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*