# Invoice Maker by SPK vs Invoice Fly Template Generator

The clearest difference is in-app purchases: Invoice Fly Template Generator at none against Invoice Maker by SPK's 9. Invoice Fly Template Generator also leads on review sentiment (100% vs 73%). Invoice Maker by SPK's advantage is ratings volume (911 vs 113) and iOS requirement (13.0 vs 17.6). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Invoice Maker by SPK sells 9 in-app purchases, starting at $4.99 per month. Invoice Fly Template Generator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Invoice Maker by SPK against 4.8 for Invoice Fly Template Generator. That said, the two scores are not equally well evidenced: Invoice Maker by SPK has 911 ratings behind it against 113, so its average is the more settled of the two. Written reviews are what separate them: 73% of Invoice Maker by SPK's written reviews are positive against 100% of Invoice Fly Template Generator's.

Invoice Maker by SPK ships an update weekly, Invoice Fly Template Generator every 6 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Invoice Maker by SPK | Invoice Fly Template Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (911 ratings)](https://appshunter.io/ios/app/invoice-maker-by-spk/id1575877820/reviews)** | [4.8 (113 ratings)](https://appshunter.io/ios/app/invoice-fly-template-generator/id6742186901/reviews) |
| Number of ratings | **911** | 113 |
| Positive reviews | 73.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 30 MB | 9 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SPK Studios LLC](https://appshunter.io/developer/1575877822) | [Aaron F Stephenson](https://appshunter.io/developer/391222344) |

## What reviewers say

### 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


### Invoice Fly Template Generator

[App page](https://appshunter.io/ios/app/invoice-fly-template-generator/id6742186901)

Create professional invoices quickly and easily with a variety of templates. Manage client details, track due dates, and customize branding for a seamless invoicing experience. Share invoices instantly via email or messaging as PDFs.

**Highlights:** Create invoices in seconds, 23 professional templates, Save client details, Manage multiple businesses, Track invoice due dates, Customizable branding, Share as PDF via email/messaging

**In-app purchases:** none


## Frequently asked questions

### Is Invoice Maker by SPK free?

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

### Is Invoice Fly Template Generator free?

Invoice Fly Template Generator is free to download, with no in-app purchases.

### Which has better reviews, Invoice Maker by SPK or Invoice Fly Template Generator?

Invoice Maker by SPK is rated higher. Invoice Maker by SPK averages 4.8 out of 5 from 911 ratings, while Invoice Fly Template Generator averages 4.8 from 113 ratings.

### Do Invoice Maker by SPK or Invoice Fly Template Generator have ads?

Neither Invoice Maker by SPK nor Invoice Fly Template Generator shows ads.

### Which is updated more often, Invoice Maker by SPK or Invoice Fly Template Generator?

Invoice Maker by SPK ships an update weekly, and Invoice Fly Template Generator every 6 days. Most recently, Invoice Maker by SPK was updated on October 24, 2026 and Invoice Fly Template Generator 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.*