Comparison

Invoice Maker by SPK vs Invoice Maker!

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

Head to head
About

Invoice Maker by SPK

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
Read full description

Invoice Maker+ is the #1 invoice app available today! It is an award-winning business utility app with NO ADS and NO WATERMARKS. It is the ideal on-the-go mobile solution for small business owners, consultants, contractors, and freelancers in all industries! Our easy-to-use generator allows you to create and send professional PDF invoices and estimates to your customers within seconds. Create invoices and estimates wherever you are! You can send an invoice while in the office, home, car, and even while you are still with your customer! Share via email, WhatsApp, text, print, and more! Our professionally designed template is sophisticated, clean, modern, and attractive, and the customization features allow you to add as much level of detail as you’d like! --- Features: * Create and Share UNLIMITED invoices and estimates with NO ADS and NO WATERMARKS * Select your region preference to customize your currency and date format * Preview via PDF while the invoice or estimate is being created * Customize invoice fields including billing date, due date, item name, item description, quantity, rate, item discount, shipping, tax, overall discount, etc. * Create, track, and store your client list * Deliver via customized email, whatsapp, text, messenger, print, and more * Track and organize your invoices and estimates using our filters and labels (“Outstanding”, “Paid”, “Open”, and “Closed”) * Upload a company logo to personalize your invoices and estimates * Include personal signature * Add payment details (bank transfer, check payable, paypal email) * Convert estimates to invoice with the press of a button * Duplicate an existing invoice or estimate with the press of a button (major time-saver for recurring customers!) * Mark an invoice or estimate as “Draft” if still a work in progress * Store and organize your invoices in one place so filing taxes is quick and easy * Automatically add names to your client list from your phone contacts * Add any additional notes you wish, such as payment terms, company policy, a “Thank You” note, etc. --- Privacy Policy: https://www.iubenda.com/privacy-policy/17124454 Terms and Conditions: https://www.iubenda.com/terms-and-conditions/17124454

About

Invoice Maker!

Quickly create professional-looking invoices in PDF format. Customize settings, add terms of service, payment information, and tax details. Select your preferred currency and number format for easy client sharing.

Highlights
  • Generate professional invoices
  • Customizable settings
  • Add terms of service
  • Include payment information
  • Set up tax by % or amount
  • Select currency and number format
  • Share PDF invoices
Features
Read full description

Ever worked on a project where you had to generate an Invoice - we got you! With the help of 'Invoice Maker!' you can now generate professional looking invoices in SECONDS. With the highly configurable settings page you can customize which parts of your Invoice you want to store and which ones should be always entered. The application will generate a PDF of your Invoice that you can then share with your client. You can setup your terms of service as well as your payment information to let your customers know how to pay you. You can also setup your Tax either by % or by the amount. The application allows you to select your currency and your preferred number format. Feel free to reach out to dusan.stanojevic.cs@gmail.com with any feedback or future feature requests. Icons made by Freepik (www.freepik.com) from www.flaticon.com.

Screenshots

Invoice Maker by SPK4 screens
Invoice Maker!4 screens

Verdict

The call

The clearest difference is in-app purchases: Invoice Maker! at none against Invoice Maker by SPK's 9. Invoice Maker! also leads on rating (5.0 vs 4.8) and iOS requirement (9.0 vs 13.0). Invoice Maker by SPK's advantage is ads (none vs shown) and ratings volume (906 vs 1). On price, update cadence and device support 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. Invoice Maker by SPK sells 9 in-app purchases, starting at $4.99 per month. Invoice Maker! asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Invoice Maker! holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Invoice Maker by SPK has 906 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Invoice Maker by SPK ships an update weekly, Invoice Maker! every 8 days. The most recent releases landed on October 14, 2026 and September 29, 2026 respectively.

Scorecard6 real differences · 4 level
Invoice Maker by SPK versus Invoice Maker!: the parameters behind the verdict, then further details
ParameterInvoice Maker by SPKInvoice Maker!
PriceFreeFree
Rating4.8 (906 ratings)5.0 (1 ratings) — better
Positive reviews73.3% of reviews—
Number of ratings906 — better1
Update frequencyWeekly — betterEvery 8 days
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.09.0 — better
Further details — not scored
Size30 MB55 MB
Age rating4+4+
DeveloperSPK Studios LLCDusan Stanojevic

Customer experience

Invoice Maker by SPK

All ratings906 ratings
Positive95.6%
Neutral1.4%
Negative3.0%
Written reviews30 reviews
Positive73.3%
Neutral10.0%
Negative16.7%

Invoice Maker!

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Invoice Maker by SPK

Reported bugs

2 issues
  • Invoices not updating correctly
  • Inability to unsubscribe from paid features

Requested features

3 requests
  • Ability to sync data across devices
  • Increased character limit for item descriptions
  • Improved customer support

Invoice Maker!

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Invoice Maker by SPK

Subscriptions9
  • My Invoice Generator3 Days trial$4.991 Month
  • The Invoice Maker3 Days trial$7.991 Month
  • Invoice Maker App3 Days trial$9.991 Month
Show 6 more
  • Invoice Maker Pro3 Days trial$9.991 Month
  • Smart Invoice Maker3 Days trial$39.991 Year
  • Quick Invoice Maker3 Days trial$59.991 Year
  • Invoice Maker Professional3 Days trial$69.991 Year
  • App Invoice Maker3 Days trial$89.991 Year
  • Invoice Maker Plus3 Days trial$89.991 Year
None

Invoice Maker!

No in-app purchases

Questions

Is Invoice Maker by SPK free?
Invoice Maker by SPK is free to download, with in-app purchases available.
Is Invoice Maker! free?
Invoice Maker! is free to download, with no in-app purchases.
Which has better reviews, Invoice Maker by SPK or Invoice Maker!?
Invoice Maker! is rated higher. Invoice Maker by SPK averages 4.8 out of 5 from 906 ratings, while Invoice Maker! averages 5.0 from 1 ratings.
Do Invoice Maker by SPK or Invoice Maker! have ads?
Invoice Maker! shows ads; Invoice Maker by SPK does not.
Which is updated more often, Invoice Maker by SPK or Invoice Maker!?
Invoice Maker by SPK ships an update weekly, and Invoice Maker! every 8 days. Most recently, Invoice Maker by SPK was updated on October 14, 2026 and Invoice Maker! on September 29, 2026.

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