Comparison

Crazy Document vs Invoice One

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

Head to head
About

Crazy Document

Create and manage business documents like invoices and delivery notes on the go. Easily import customer and product data, print documents instantly, and save them to cloud storage for seamless integration with your merchandise management system.

Highlights
  • Create unlimited business documents
  • Import customer and product masters
  • Print documents on the spot
  • Save documents to Dropbox
  • Scan articles with barcode
  • Adjust document numbering
Features
Read full description

Are you looking for an app which supports you create business documents? Are you a lot on the road and would like to quickly and uncomplicatedly create an order confirmation, delivery note or invoice to take it over to your merchandise management system? Here it is! Reduce the effort to manage your business documents and avoid mistakes in the subsequent transfer to your merchandise management system. The app is kept as simple as possible: Import your customer and article master into the app or capture it manually Enter your address data and optionally upload a graphic for your company sheet Record your documents and print them out on the spot Save the document in your dropbox and transfer it from there to your merchandise management system Ready! What can you do? โ–  You can create and manage any number of documents โ–  You can transfer your documents to a printer or to another app to print them โ–  You can scan your articles using a barcode to find them โ–  You can save your documents as a PDF in your dropbox โ–  You can import your customer and product master into the app โ–  You can specify a price and a discount for each item โ–  You can search for items and customers โ–  You can have your master data automatically imported if there is a new version in your dropbox โ–  You can create any number of payment conditions for your documents โ–  You can adjust the automatic assignment of the document number range to your needs You do not need a connection to the Internet to print receipts. If no Internet is available, the documents are stored in background and will be uploaded into your dropbox when the Internet is available again. If you have questions or problems with my app, please contact me via the provided support email. So I can help you quickly and easily.

About

Invoice One

Features
Read full description

SIMPLE - only the features you need with every action no further than a single tap away. FREE - lots of customizable templates and more are unlocked for free! Create / Edit / Remove invoices with ease, choose from multiple templates and share as a PDF with a single tap. Track your monthly and yearly invoices in a clearly laid out Reports page. Mark your invoices as paid to make sure nothing gets lost. Safety and privacy is a key aspect to our app development, so all of your data stays on your device and never leaves!

Screenshots

Crazy Document4 screens
Invoice One4 screens

Verdict

The call

The clearest difference is price: Invoice One at Free against Crazy Document's $2.99. Invoice One also leads on update cadence (weekly vs every 17 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Invoice One is free to download; Crazy Document costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Crazy Document ships an update every 17 months, Invoice One weekly. The most recent releases landed on July 7, 2026 and September 22, 2026 respectively.

Scorecard2 real differences ยท 6 level
Crazy Document versus Invoice One: the parameters behind the verdict, then further details
ParameterCrazy DocumentInvoice One
Price$2.99Free โ€” better
Positive reviews0.0% of reviewsโ€”
Update frequencyEvery 17 monthsWeekly โ€” better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidโ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 โ€” better13.0
Further details โ€” not scored
Size20 MB8 MB
Age rating4+4+
DeveloperThomas Dubiel11 APPS

In-app purchases

None

Crazy Document

No in-app purchases

None

Invoice One

No in-app purchases

Questions

Is Crazy Document free?
Crazy Document costs $2.99, with no in-app purchases.
Is Invoice One free?
Invoice One is free to download, with no in-app purchases.
Do Crazy Document or Invoice One have ads?
Neither Crazy Document nor Invoice One shows ads.
Which is updated more often, Crazy Document or Invoice One?
Crazy Document ships an update every 17 months, and Invoice One weekly. Most recently, Crazy Document was updated on July 7, 2026 and Invoice One on September 22, 2026.

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