Comparison

InvoiceZap vs PreventivOk

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

Head to head
About

InvoiceZap

Features
Read full description

Perfect for contractors, handymen, and service professionals who need branded invoices and professional estimates. SUBSCRIPTION REQUIRED - Start with a 3-day free trial, then choose your plan. WHAT YOU GET: - Complete branding setup with logo upload and custom colors - Create unlimited professional invoices and estimates with your branding - Convert estimates to invoices with one tap when work is approved - Client database and customer management - Send documents via email, text, and AirDrop - iCloud sync across iPhone, iPad, and Mac - Multi-currency support for international business - Tax calculation support (sales tax, VAT, GST) - Professional PDF export and customization - Priority customer support 3-DAY FREE TRIAL - Experience all features free, then choose your plan. BUILT FOR CONTRACTORS Perfect for electricians, plumbers, HVAC techs, handymen, cleaners, landscapers, and service professionals who want to look professional and get paid faster. NEW: PROFESSIONAL ESTIMATES Create professional quotes on-site in 30 seconds. When your client approves, convert to an invoice with one tap - no re-entering details. Track estimate status from draft to approved to converted. GET PAID FASTER Professional-looking invoices and estimates build client trust and improve payment timing. Your branded template makes you look established and credible against bigger competitors. FASTEST DOCUMENT CREATION Create professional invoices and estimates in just 30 seconds with the fastest speed in the App Store. No more waiting until you get back to the office - work anywhere on iPhone, iPad, and Mac. Stop losing money on delayed invoicing. InvoiceZap transforms your phone into a complete invoicing office with comprehensive branding tools. Download now and start your free trial to experience unlimited professional invoicing and estimates. Terms of Use: http://invoicezap.app/terms.html Privacy Policy: http://invoicezap.app/privacy.html

About

PreventivOk

Features
Read full description

Create professional quotes, customize your PDF and share it with your clients. PreventivOk helps tradespeople, freelancers and small businesses manage quotes, clients and costs in one app, with support from Poki, the built-in AI assistant available with the Premium plan. FROM JOB DETAILS TO A QUOTE β€’ Add services, tasks, quantities and prices. β€’ Use suggestions and reuse saved items. β€’ Calculate totals automatically. β€’ Save, edit and duplicate quotes for your next jobs. β€’ Track quote status and find previous quotes. PROFESSIONAL PDFS TO SHARE Present your clients with a clear, well-organized document. Export your quote as a PDF and share it directly from the app. With the Premium plan, you can customize the PDF template and fields, and add a signature. POKI: YOUR AI ASSISTANT, WITH VOICE INPUT Type or dictate your request: Poki helps you find information and prepare client records and quotes. Provide client details, job items and prices, then review the draft and confirm the action. Dictation lets you compose requests without typing everything, even when you’re working away from the office. Poki requires an active Premium plan and is subject to the plan’s usage limits. CLIENTS AND HISTORY AT YOUR FINGERTIPS Organize your contacts and view the quotes associated with each client. Find the information you need when preparing a new proposal or returning to a previous job. TRACK COSTS AND BUSINESS PERFORMANCE Record business expenses and view statistics and summaries to track costs, earnings and how your business is doing. BUILT FOR YOUR WORK PreventivOk is designed for plumbers, electricians, painters, carpenters, construction businesses, technicians, consultants and other professionals who prepare quotes for their clients. GET STARTED WITH THE FREE PLAN Create your first quote and discover tools to organize your work. Available features and usage limits depend on your chosen plan; some features require a subscription. Terms of Use: https://www.preventivok.com/termsOfUse Privacy Policy: https://www.preventivok.com/privacyPolicy

Screenshots

InvoiceZap4 screens
PreventivOk4 screens

Verdict

The call

The clearest difference is update cadence: InvoiceZap at every 4 days against PreventivOk's fortnightly. PreventivOk's advantage is iOS requirement (16.6 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. InvoiceZap sells 2 in-app purchases, starting at $9.99 per month and PreventivOk sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

InvoiceZap ships an update every 4 days, PreventivOk fortnightly. Both last shipped on October 12, 2026.

Scorecard2 real differences Β· 4 level
InvoiceZap versus PreventivOk: the parameters behind the verdict, then further details
ParameterInvoiceZapPreventivOk
PriceFreeFree
Update frequencyEvery 4 days β€” betterFortnightly
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.016.6 β€” better
Further details β€” not scored
Size24 MB45 MB
Age rating4+4+
DeveloperFancygames, Ltd.Antonio Augello

In-app purchases

2 purchases

InvoiceZap

Subscriptions2
  • InvoiceZap Pro3 Days trial$9.991 Month
  • InvoiceZap Pro3 Days trial$69.991 Year
2 purchases

PreventivOk

Subscriptions2
  • Advanced$2.991 Month
  • Premium$4.991 Month

Questions

Is InvoiceZap free?
InvoiceZap is free to download, with in-app purchases available.
Is PreventivOk free?
PreventivOk is free to download, with in-app purchases available.
Do InvoiceZap or PreventivOk have ads?
Neither InvoiceZap nor PreventivOk shows ads.
Which is updated more often, InvoiceZap or PreventivOk?
InvoiceZap ships an update every 4 days, and PreventivOk fortnightly. Most recently, InvoiceZap was updated on October 12, 2026 and PreventivOk on October 12, 2026.

Other comparisons