Comparison

Scan to PDF-Document Scanner vs Invoice Maker・Estimate App

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Scan to PDF-Document Scanner

Transform your phone into a portable office. Scan, sign, and convert documents to various formats like PDF, DOCX, and TXT. Features include unlimited scanning, OCR text recognition, and secure password protection for your files.

Highlights
  • Unlimited document scanning
  • E-signature creation and application
  • OCR text recognition and editing
  • Batch and merge documents
  • Export to PDF, JPG, DOCX, PPTX, TXT
  • QR code scanning
  • Distance and object measurement
Features
Currently charting
Read full description

Scan Shot turns your phone into a powerful digital office! Scan, sign and export any document to PDF, JPG, DOCX, PPTX and TXT format. Save time and become more productive in your work and daily life with this portable scanner app. Download the scanner for free to scan and manage all your important documents. ◉ FEATURES: √ SCAN UNLIMITED DOCUMENTS: Scan as many documents as you want with no page limit. Best and highest quality scanning. Instant scanning speed. √ SIGN OFFICIAL DOCUMENTATION: Create and save more than one e-signature. Quickly and professionally sign important documents. Sign any documentation in a few taps. √ DIGITIZE YOUR ID / PASSPORT: Scan anything: identity cards, legal agreements, invoices, orders, receipts, articles, bills, credit notes, business documents... √ SAVE TIME WITH OCR / TEXT RECOGNITION: Automatically extract text on PDF documents or pictures and edit it according to your needs. Scan Shot’s OCR (Optical Character Recognition) technology can quickly and accurately convert any document to text with no errors! √ BATCH AND MERGE DOCUMENTS: Add unlimited pages to any document. Merge different scans into only one document to manage your files more easily. Batch files together and add new pages to previously scanned documents. √ CONVERT & EXPORT INTO ANY FORMAT: Export your documents to PDF, JPG, DOCX, PPTX and TXT format. Save your documents in whichever format suits you best and convert any file to text. Store unlimited files in the app and go back to make edits whenever you want! √ SHARE YOUR SCANNED DOCUMENTS: Email your files as PDF, JPG, DOCX, PPTX and TXT. Save your documents to your photo library or cloud storage. Send your scanned files through other messaging apps. √ PROTECT IMPORTANT DOCUMENTS: Add a password to restrict the documents access. Protect the security and privacy of your personal documents. √ INSTANTLY SCAN QR CODES: Scan Shot combines document scanning, signing, and editing functionalities with a QR reader. Having both a QR and document scanner in the same app saves you time and space on your phone while ensuring that you can quickly scan anything without having to switch apps! √ MEASURE DISTANCES AND OBJECTS: Accurately measure distances, heights, and areas with powerful AR. Forget the measuring tape, use this awesome app to find out the size of objects and spaces in an instant. ◉ CONTACT: Feel free to leave a review or contact us at: info@scanshot.app Terms of use: https://www.scanshot.app/terms-of-use Privacy policy: https://www.scanshot.app/privacy-policy ◈ Download Scan Shot and crush your productivity! ◈ With accurate scanning and easy editing, Scan Shot brings you the capabilities of a scanning and printing shop right in your pocket! Get more out of your device than you ever thought was possible by turning it into a multifunctional office tool. It’s time to Scan Shot!

About

Invoice Maker・Estimate App

Create, send, and manage professional invoices, estimates, and receipts effortlessly. Designed for freelancers and small businesses, this tool helps you get paid faster and stay organized on the go.

Highlights
  • Create professional invoices
  • Send estimates and receipts
  • Convert estimates to invoices
  • Track invoices and payments
  • Manage client information
  • Send invoices via email/text
Read full description

Invoice Maker is a simple invoice and estimate app for contractors, tradespeople, freelancers, and small businesses. Create a professional invoice or estimate on your iPhone or iPad in minutes, send it as a PDF, and keep track of who has paid. It is built for people who need fast, clean billing, not full accounting software. If you need bookkeeping, payroll, or crew scheduling, a larger tool will suit you better. If you want to quote a job, bill it, and get back to work, this is made for that. WHO IT'S FOR Plumbers, electricians, HVAC technicians, roofers, painters, carpenters, landscapers, cleaners, handymen, mechanics, consultants, and freelancers. WHAT YOU CAN DO - Create invoices with your business details, logo, customer information, labor, materials, quantities, rates, taxes, discounts, payment terms, and notes - Create estimates and quotes before work begins, then convert an approved estimate into an invoice without retyping anything - Create receipts - Preview every document, export it as a PDF, and share it by email, text message, WhatsApp, or any other app on your device - Mark invoices as paid or unpaid and see what still needs attention - Save customers, products, and services to reuse on future jobs - Choose from a variety of templates - Work on iPhone or iPad, with a sidebar and roomier layout on iPad HOW IT WORKS 1. Add your business details and logo. 2. Add a customer and your line items: labor, materials, services. 3. Preview the document, export a PDF, and send it. 4. Mark it paid when the money arrives. FROM QUOTE TO FINAL INVOICE Send an estimate before the job. When the customer approves, convert it to an invoice in one tap. Customer details and line items carry over, so you only enter them once. COMMON USES - Invoice a customer right after a completed job - Send a quote or estimate before work starts - Create PDF invoices and receipts - Track paid and unpaid invoices - Reuse saved customers and services for repeat work - Handle billing for contractor or freelance work FREE TO TRY, PREMIUM TO UNLOCK MORE Invoice Maker is free to download. Share, save and print every client-ready document. Unlimited invoices. FAQ What is Invoice Maker used for? Creating invoices, estimates, quotes, receipts, and PDF billing documents for small businesses, contractors, and freelancers. Is it good for contractors? Yes. Add labor, materials, services, taxes, discounts, and payment terms to invoices and estimates, and turn approved estimates into invoices. Is it a full accounting app? No. It focuses on invoicing and estimates, and on tracking paid and unpaid work. Can I send invoices as PDFs? Yes. Preview, export, and share them by email, text, WhatsApp, or other apps. Does it work on iPad? Yes. Invoice Maker is optimized for iPhone and iPad. SUBSCRIPTION INFORMATION Premium is available as a weekly, monthly, or annual auto-renewing subscription. Prices are shown in the app before you subscribe. Payment is charged to your Apple ID account at confirmation of purchase. Your subscription renews automatically unless you cancel at least 24 hours before the end of the current period. You can manage or cancel it in your Apple ID account settings after purchase. Privacy Policy: https://the-invoice-machine.web.app/legal/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Less paperwork. More time for your business.

Screenshots

Scan to PDF-Document Scanner4 screens
Invoice Maker・Estimate App4 screens

Verdict

The call

The clearest difference is review sentiment: Invoice Maker・Estimate App at 67% against Scan to PDF-Document Scanner's 28%. Invoice Maker・Estimate App also leads on ads (none vs shown) and update cadence (every 3 days vs every 3 weeks). Scan to PDF-Document Scanner's advantage is monetization model (free with in-app purchases vs subscription) and ratings volume (62K vs 201). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Scan to PDF-Document Scanner sells 12 in-app purchases, starting at $4.99 per month and Invoice Maker・Estimate App sells 4 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Invoice Maker・Estimate App holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Scan to PDF-Document Scanner has 62K ratings behind it against 201, so its average is the more settled of the two. Written reviews point the same way: 28% of Scan to PDF-Document Scanner's written reviews are positive against 67% of Invoice Maker・Estimate App's.

UpkeepUpdate frequency

Scan to PDF-Document Scanner ships an update every 3 weeks, Invoice Maker・Estimate App every 3 days. The most recent releases landed on October 19, 2026 and October 17, 2026 respectively.

Scorecard7 real differences · 4 level
Scan to PDF-Document Scanner versus Invoice Maker・Estimate App: the parameters behind the verdict, then further details
ParameterScan to PDF-Document ScannerInvoice Maker・Estimate App
PriceFreeFree
Rating4.7 (62K ratings)4.9 (201 ratings) — better
Positive reviews28.0% of reviews66.7% of reviews — better
Number of ratings62K — better201
Update frequencyEvery 3 weeksEvery 3 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
Best chart rank#27 — better—
DevicesiPhoneiPhone, iPad — better
Requires iOS16.016.0
Further details — not scored
Size220 MB18 MB
Age rating4+4+
DeveloperScanner App PDF ToolDynamic Falcon

Customer experience

Scan to PDF-Document Scanner

All ratings61,756 ratings
Positive92.6%
Neutral2.3%
Negative5.1%
Written reviews1,231 reviews
Positive28.0%
Neutral3.2%
Negative68.8%

Invoice Maker・Estimate App

All ratings201 ratings
Positive97.5%
Neutral0.5%
Negative2.0%
Written reviews6 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Bugs and requests

Scan to PDF-Document Scanner

Reported bugs

3 issues
  • Inconsistent document formatting
  • Scanning issues with certain devices
  • Unreliable document transfer

Requested features

4 requests
  • Ability to save scans without subscription
  • More transparent pricing and subscription model
  • Improved OCR accuracy
  • Easier subscription cancellation process

Invoice Maker・Estimate App

Not enough reviews yet to summarise bugs or requests.

In-app purchases

12 purchases

Scan to PDF-Document Scanner

Subscriptions12
  • 1 Month Complete$4.991 Month
  • 1 Week Express: Free Week7 Days trial$6.997 Days
  • 1 Week Ultimate7 Days trial$6.997 Days
Show 9 more
  • 1 Week Ultimate Lite7 Days trial$6.997 Days
  • 1 Week Premium7 Days trial$6.997 Days
  • 1 Month Plan$6.991 Month
  • 1 Week Express7 Days trial$7.997 Days
  • 1 Week Extended7 Days trial$9.997 Days
  • 1 Week Elite7 Days trial$9.997 Days
  • 1 Week Advanced3 Days trial$9.997 Days
  • 1 Week Lite7 Days trial$9.997 Days
  • Document scanner app$35.991 Year
4 purchases

Invoice Maker・Estimate App

Subscriptions4
  • Estimates & Invoices Maker Weekly$5.997 Days
  • Create Invoices On-site with trial3 Days trial$5.997 Days
  • Create Invoice Templates Monthly$9.991 Month
Show 1 more
  • Simple Invoices Generator Annually$99.991 Year

Questions

Is Scan to PDF-Document Scanner free?
Scan to PDF-Document Scanner is free to download, with in-app purchases available.
Is Invoice Maker・Estimate App free?
Invoice Maker・Estimate App is free to download, with in-app purchases available.
Which has better reviews, Scan to PDF-Document Scanner or Invoice Maker・Estimate App?
Invoice Maker・Estimate App is rated higher. Scan to PDF-Document Scanner averages 4.7 out of 5 from 62K ratings, while Invoice Maker・Estimate App averages 4.9 from 201 ratings.
Do Scan to PDF-Document Scanner or Invoice Maker・Estimate App have ads?
Scan to PDF-Document Scanner shows ads; Invoice Maker・Estimate App does not.
Which is updated more often, Scan to PDF-Document Scanner or Invoice Maker・Estimate App?
Scan to PDF-Document Scanner ships an update every 3 weeks, and Invoice Maker・Estimate App every 3 days. Most recently, Scan to PDF-Document Scanner was updated on October 19, 2026 and Invoice Maker・Estimate App on October 17, 2026.

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