# Lens PDF Scanner for Office vs Invoice Docs Maker

The clearest difference is rating: Invoice Docs Maker at 4.0 against Lens PDF Scanner for Office's 3.0. Invoice Docs Maker also leads on update cadence (every 4 days vs every 2 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Lens PDF Scanner for Office sells 3 in-app purchases, starting at $5.99 per 7 days and Invoice Docs Maker sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Invoice Docs Maker holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Lens PDF Scanner for Office ships an update every 2 months, Invoice Docs Maker every 4 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | Lens PDF Scanner for Office | Invoice Docs Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/lens-pdf-scanner-for-office/id6756783959/reviews) | **[4.0 (4 ratings)](https://appshunter.io/ios/app/invoice-docs-maker/id6762945383/reviews)** |
| Number of ratings | 2 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Freemium | Freemium |
| Size | 10 MB | 11 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ContinuousYan OU](https://appshunter.io/developer/1889853852) | [Pro Plays](https://appshunter.io/developer/1896327336) |

## What reviewers say

### Lens PDF Scanner for Office

[App page](https://appshunter.io/ios/app/lens-pdf-scanner-for-office/id6756783959)

Transform photos and documents into high-quality PDFs. Scan paper pages with automatic edge detection, organize your files, and add reusable signatures for efficient document workflows.

**Highlights:** Convert photos and documents to PDF, Scan documents with auto edge detection, Organize and reorder pages, Add and save reusable signatures, Import various file formats, Document management and sharing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Converter Premium | $5.99 | per 7 days |
| PDF Converter Premium | $5.99 | per 7 days |
| PDF Converter One-time | $119.99 | one-time |


### Invoice Docs Maker

[App page](https://appshunter.io/ios/app/invoice-docs-maker/id6762945383)

Create professional invoices and PDF bills quickly and easily without sign-up or cloud storage. Manage clients, add line items, discounts, taxes, and signatures. Everything is stored locally on your device for maximum privacy.

**Highlights:** Create invoices with line items, discounts, and taxes, Auto-numbering for invoices, Add digital signatures, Manage client list, 150+ currencies supported, Export and share as PDF, Revenue reports

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Weekly | $2.99 | per 7 days |
| PRO Monthly | $9.99 | per month |
| PRO Annual | $59.99 | per year |


## Frequently asked questions

### Is Lens PDF Scanner for Office free?

Lens PDF Scanner for Office is free to download, with in-app purchases available.

### Is Invoice Docs Maker free?

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

### Which has better reviews, Lens PDF Scanner for Office or Invoice Docs Maker?

Invoice Docs Maker is rated higher. Lens PDF Scanner for Office averages 3.0 out of 5 from 2 ratings, while Invoice Docs Maker averages 4.0 from 4 ratings.

### Do Lens PDF Scanner for Office or Invoice Docs Maker have ads?

Neither Lens PDF Scanner for Office nor Invoice Docs Maker shows ads.

### Which is updated more often, Lens PDF Scanner for Office or Invoice Docs Maker?

Lens PDF Scanner for Office ships an update every 2 months, and Invoice Docs Maker every 4 days. Most recently, Lens PDF Scanner for Office was updated on November 5, 2026 and Invoice Docs Maker on November 5, 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.*