# SCAN ACE · PDF Scanner App vs Invoice Ready

The clearest difference is monetization model: Invoice Ready at free with in-app purchases against SCAN ACE · PDF Scanner App's subscription. Invoice Ready also leads on review sentiment (100% vs 87%). SCAN ACE · PDF Scanner App's advantage is ratings volume (39K vs 21) and chart position (#174 vs unranked). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. SCAN ACE · PDF Scanner App sells 10 in-app purchases, starting at $2.99 per month and Invoice Ready sells 5 in-app purchases, starting at $5.99 per 7 days. 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 SCAN ACE · PDF Scanner App against 4.8 for Invoice Ready. That said, the two scores are not equally well evidenced: SCAN ACE · PDF Scanner App has 39K ratings behind it against 21, so its average is the more settled of the two. Written reviews are what separate them: 87% of SCAN ACE · PDF Scanner App's written reviews are positive against 100% of Invoice Ready's.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 20, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | SCAN ACE · PDF Scanner App | Invoice Ready |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (39K ratings)](https://appshunter.io/ios/app/scan-ace-pdf-scanner-app/id556500145/reviews) | [4.8 (21 ratings)](https://appshunter.io/ios/app/invoice-ready-invoice-maker/id6749820182/reviews) |
| Number of ratings | **39K** | 21 |
| Positive reviews | 86.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Subscription | **Free with in-app purchases** |
| Best chart rank | **#174** | — |
| Size | 126 MB | 76 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NEO PIXEL LABS PTE. LTD.](https://appshunter.io/developer/1788472183) | [Omega Lab Inc](https://appshunter.io/developer/1832288632) |

## What reviewers say

### SCAN ACE · PDF Scanner App

[App page](https://appshunter.io/ios/app/scan-ace-pdf-scanner-app/id556500145)

**Currently charting:** #174 Top Grossing · Business (US App Store)

Transform any document or image into a high-quality digital file. This app offers automatic edge detection, multiple scan modes, and advanced editing tools like OCR, filters, and watermarking. Securely manage, share, and convert your files with ease.

**Highlights:** Automatic document edge detection, Document, ID, and Passport scan modes, AI OCR for text recognition and copying, Professional editing filters, Add signatures and watermarks, Password protection for PDFs, Cloud storage integration

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan - Monthly | $2.99 | per month |
| Premium Plan - Weekly | $4.99 | per 7 days |
| Premium Plan - Weekly | $4.99 | per 7 days |
| Premium Plan - Weekly | $5.99 | per 7 days |
| Premium Plan - Monthly | $9.99 | per month |
| Premium Plan - Weekly | $9.99 | per 7 days |
| Premium Plan - Yearly | $19.99 | per year |
| Premium Plan - Yearly | $29.99 | per year |
| Premium Plan - Yearly | $29.99 | per year |
| Premium Plan - Yearly | $49.99 | per year |

**What reviewers like**

- 💻 Easy to use
- 🚀 Convenient for on-the-go scanning
- 📁 Effective for organizing and storing documents
- 🔍 Produces high-quality scans
- ⚙️ Useful features like color/grayscale options

**What reviewers complain about**

- 🐛 Issues with recent updates (e.g., lost folder organization, decreased functionality)
- 🔍 Quality concerns with some scans
- 🔒 Unreliable cloud storage integration (Dropbox, Google Drive)
- 💰 Frustration with subscription model after previous one-time purchase
- 🤔 Confusing or unintuitive user interface

**Reported bugs**

- Crashes or freezes during use
- Issues with batch scanning and document processing
- Problems with exporting or sharing scanned documents

**Requested features**

- Restore folder organization and management
- Improve cloud storage integration and sync
- Add more customization options for file naming and organization
- Enhance multi-page scanning and editing capabilities


### Invoice Ready

[App page](https://appshunter.io/ios/app/invoice-ready-invoice-maker/id6749820182)

Create, send, and manage professional invoices and estimates with ease. This app offers customizable templates, payment tracking, and client management to streamline your business finances and save you time.

**Highlights:** Create and send invoices quickly, Deliver invoices via email or chat, Professional invoice templates, Track incoming and overdue payments, Store client information, Attach images to estimates

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro Invoice Access | $5.99 | per 7 days |
| Weekly Pro Invoice Access | $7.99 | per 7 days |
| Monthly Pro Invoice Access | $9.99 | per month |
| Monthly Pro Invoice Access | $14.99 | per month |
| Yearly Pro Invoice Access | $99.99 | per year |


## Frequently asked questions

### Is SCAN ACE · PDF Scanner App free?

SCAN ACE · PDF Scanner App is free to download, with in-app purchases available.

### Is Invoice Ready free?

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

### Which has better reviews, SCAN ACE · PDF Scanner App or Invoice Ready?

SCAN ACE · PDF Scanner App and Invoice Ready are both rated 4.8 out of 5 on the App Store, from 39K and 21 ratings respectively.

### Do SCAN ACE · PDF Scanner App or Invoice Ready have ads?

Neither SCAN ACE · PDF Scanner App nor Invoice Ready shows ads.

### Which is updated more often, SCAN ACE · PDF Scanner App or Invoice Ready?

SCAN ACE · PDF Scanner App ships an update fortnightly, and Invoice Ready fortnightly. Most recently, SCAN ACE · PDF Scanner App was updated on October 20, 2026 and Invoice Ready on October 9, 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.*