# Estimate Maker, Contractor Pay vs Invoice Maker by SPK

Estimate Maker, Contractor Pay and Invoice Maker by SPK both sit at 4.7 stars, but that hides the real split: 91% of Estimate Maker, Contractor Pay's written reviews are positive against 73% of Invoice Maker by SPK's. Invoice Maker by SPK's advantage is ratings volume (911 vs 165) and iOS requirement (13.0 vs 15.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Estimate Maker, Contractor Pay sells 2 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 — 4.7 for Estimate Maker, Contractor Pay against 4.8 for Invoice Maker by SPK. That said, the two scores are not equally well evidenced: Invoice Maker by SPK has 911 ratings behind it against 165, so its average is the more settled of the two. Written reviews are what separate them: 91% of Estimate Maker, Contractor Pay's written reviews are positive against 73% of Invoice Maker by SPK's.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Estimate Maker, Contractor Pay | Invoice Maker by SPK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (165 ratings)](https://appshunter.io/ios/app/estimate-maker-contractor-pay/id714547884/reviews) | **[4.8 (911 ratings)](https://appshunter.io/ios/app/invoice-maker-by-spk/id1575877820/reviews)** |
| Number of ratings | 165 | **911** |
| Positive reviews | **90.8% of reviews** | 73.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Freemium | Free with in-app purchases |
| Size | 78 MB | 30 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [B TO J PTY LTD](https://appshunter.io/developer/569308231) | [SPK Studios LLC](https://appshunter.io/developer/1575877822) |

## What reviewers say

### Estimate Maker, Contractor Pay

[App page](https://appshunter.io/ios/app/estimate-maker-contractor-pay/id714547884)

This app helps freelancers, contractors, and small businesses create professional estimates, invoices, and quotes quickly. It offers features like PDF export, custom branding, and offline mode to streamline the billing process and get paid faster.

**Highlights:** Instant estimate creation, Convert estimates to invoices, PDF export and email, Custom branding with logo, Pre-built templates, Auto-calculates taxes and totals, Customer and item management, Offline mode

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $5.99 | per month |
| Yearly Subscription | $59.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick and efficient
- 💼 Professional-looking invoices
- 📱 Convenient mobile app
- 💰 Affordable/free option

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔍 Limited customization options
- 🔒 Concerns about data security
- ⚠️ Unreliable sync/saving of estimates

**Reported bugs**

- Estimates/invoices disappearing or not saving properly
- Freezing or crashing when trying to access invoices
- Glitches with sending estimates/invoices via email or text

**Requested features**

- Integrated spelling/grammar check
- Automatic sales tax calculator
- More customization options for invoices
- Improved sync and data backup functionality


### 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 Estimate Maker, Contractor Pay free?

Estimate Maker, Contractor Pay 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, Estimate Maker, Contractor Pay or Invoice Maker by SPK?

Invoice Maker by SPK is rated higher. Estimate Maker, Contractor Pay averages 4.7 out of 5 from 165 ratings, while Invoice Maker by SPK averages 4.8 from 911 ratings.

### Do Estimate Maker, Contractor Pay or Invoice Maker by SPK have ads?

Neither Estimate Maker, Contractor Pay nor Invoice Maker by SPK shows ads.

### Which is updated more often, Estimate Maker, Contractor Pay or Invoice Maker by SPK?

Estimate Maker, Contractor Pay ships an update weekly, and Invoice Maker by SPK weekly. Most recently, Estimate Maker, Contractor Pay was updated on October 23, 2026 and Invoice Maker by SPK on October 24, 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.*