Comparison

Billdu vs Invoice Generator

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

Head to head
About

Billdu

This app helps small businesses, contractors, and freelancers create professional invoices and estimates quickly. It offers features like online payment processing, expense tracking, and client management to streamline billing and improve cash flow.

Highlights
  • Customizable invoice templates
  • Instant estimates and invoices
  • Online payment acceptance
  • Expense tracking with receipt scanning
  • Client management
  • Multi-device sync
  • Inventory management
Features
Currently charting
Read full description

Billdu is your all-in-one invoice maker, estimate generator, and billing app designed for small businesses, contractors, and freelancers in the US. Whether you’re creating a simple invoice, a professional estimate, or tracking receipts, Billdu makes it fast, easy, and reliable. Why choose Billdu? • Customizable Invoice Templates – Personalize with your logo, colors, and signature. Choose from professional layouts that impress clients. • Instant Estimates & Invoices – Create and send documents right after the job is done. • Get Paid Faster – Enable Stripe-powered Online Payments to accept credit cards, Apple Pay, Google Pay, and other popular payment methods. • Expense Tracking – Scan receipts, categorize expenses, and keep your business finances organized. • Contractor-Friendly Tools – Perfect for construction, plumbing, electrical, and service-based businesses. • Multi-Device Sync – Access your account and data from iPhone, iPad, or desktop in real-time. • Inventory Management – Track products, manage stock, and add items to invoices in one tap. • Client Management – Store and organize client data, import from contacts, and send reminders. Who Billdu is for? Billdu is perfect for contractors, estimators, and service companies including: painters, concrete, HVAC, roofers, renovators, plumbers, siding, lawn care, construction, electricians, carpenters, flooring, builders, pest control, tile, handymen, landscapers, drywallers, paving, remodeling, arborists, cleaning, general contractors, scaffolding, insulation, pool, EV charger installers and more! Advanced Features: - Attach product images to invoices - Know when an invoice was opened - Connect directly with your accountant - Use offline and sync later - Secure with Face ID or Touch ID - Generate reports and track cash flow Flexible Plans: Try Billdu free for 7 days. Upgrade to Lite, Standard, or Premium for unlimited invoices, estimates, and clients. Billdu helps you save time, get paid faster, and stay organized — all while maintaining a professional image. Terms: https://my.billdu.com/page/condition Privacy: https://my.billdu.com/page/protection

About

Invoice Generator

Easily create and share professional invoices from your mobile device. Save customer and item details, track payment statuses, and add your logo. Auto-generates invoice numbers and offers cloud backup.

Highlights
  • Create invoices on the go
  • Auto-generate invoice numbers
  • Add and auto-fill customer details
  • Save items for quick invoicing
  • Mark invoices as paid/unpaid
  • View outstanding payments
  • Add logos to invoices
Features
Read full description

Create invoices and share them with your customers on the go. You can also save items, customer details, and invoices. Mark invoices as paid or unpaid and filter them based on payment status, add logos to invoices, and view outstanding payments. Here's what you can do with our free invoice generator app: CREATE INVOICES ON THE GO Create invoices in minutes at any time and from anywhere with the Zoho Invoice Generator app. AUTO GENERATE INVOICE NUMBER Zoho Invoice Generator automatically generates and assigns an invoice number to your transactions so you don't have to. ADD CUSTOMERS Add names, email ids, and addresses of customers you regularly service, and quickly invoice them. AUTO-FILL CUSTOMER DETAILS Eliminate tedious data entry by scanning customers' business cards and letting Zoho Invoice Generator auto-fill customer details for you. IMPORT CUSTOMER DETAILS FROM CONTACTS Save time by importing all your customers' details directly from mobile contacts. CREATE ITEMS Create and quickly save items that you regularly sell to your customers with Zoho Invoice Generator. SAVE INVOICES ON YOUR MOBILE With Zoho Invoice Generator, you can save invoices to your mobile phone for easy and quick access. SAVE INVOICES ON iCLOUD Never lose an invoice. Zoho Invoice Generator allows you to save your invoices to iCloud as backup. MARK INVOICES AS PAID/UNPAID Mark your invoices based on their status as paid and unpaid and also filter them based on status. VIEW OUTSTANDINGS View and keep a track of outstanding payments with Zoho Invoice Generator.

Screenshots

Billdu4 screens
Invoice Generator4 screens

Verdict

The call

The clearest difference is in-app purchases: Invoice Generator at none against Billdu's 10. Invoice Generator also leads on iOS requirement (14.0 vs 17.0). Billdu's advantage is chart position (#81 vs unranked). On price, rating, review sentiment and ratings volume 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. Billdu sells 10 in-app purchases, starting at $7.99 per month. Invoice Generator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Billdu against 4.9 for Invoice Generator. Both are backed by a comparable volume of ratings — 26K and 18K respectively. Written reviews are what separate them: 90% of Billdu's written reviews are positive against 91% of Invoice Generator's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on November 12, 2026.

Scorecard4 real differences · 7 level
Billdu versus Invoice Generator: the parameters behind the verdict, then further details
ParameterBillduInvoice Generator
PriceFreeFree
Rating4.8 (26K ratings)4.9 (18K ratings) — better
Positive reviews89.9% of reviews91.4% of reviews — better
Number of ratings26K — better18K
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#81 — better—
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod, Mac — better
Requires iOS17.014.0 — better
Further details — not scored
Size207 MB22 MB
Age rating4+4+
DeveloperBILLDU LTDZoho Corporation

Customer experience

Billdu

All ratings26,283 ratings
Positive95.9%
Neutral2.0%
Negative2.1%
Written reviews1,246 reviews
Positive89.9%
Neutral2.2%
Negative7.9%

Invoice Generator

All ratings17,409 ratings
Positive97.4%
Neutral1.4%
Negative1.2%
Written reviews1,292 reviews
Positive91.4%
Neutral2.7%
Negative5.9%

User reviews

Billdu

From 26K App Store ratings

What we love

  • 🚀 Easy to use
  • 📊 Helpful business features
  • 🖼️ Professional-looking invoices
  • 🕰️ Time-saving
  • 💻 Seamless mobile experience

Room to improve

  • 🐛 Occasional crashes or bugs
  • 🔍 Limited customization options
  • 💳 Billing/payment issues
  • 🕰️ Slow customer support response

Invoice Generator

From 18K App Store ratings

What we love

  • 🚀 Awesome!
  • 🚀 Great app
  • 🚀 Excellent
  • 🚀 First invoice
  • 🚀 Awesome Apps

Room to improve

  • 🐛 App crashed
  • 🐛 Adding info
  • 🐛 It's ok but…
  • 🐛 Why did you change this ?!
  • 🐛 App freezes when I try to save to iCloud

Bugs and requests

Billdu

Reported bugs

3 issues
  • Invoices not being received by clients
  • Inconsistent invoice numbering
  • Inability to save draft estimates

Requested features

5 requests
  • Improved date/time handling
  • Ability to transfer data between businesses
  • More customization options for invoices
  • Integrated payment processing
  • Enhanced reporting and analytics

Invoice Generator

Reported bugs

4 issues
  • App crashed and won't even open anymore
  • Delayed emails when emailing invoices
  • Login screen freezes
  • Incompatible with older devices

Requested features

8 requests
  • Showing all the paid invoices amount
  • The ability to write in partial payments on an invoice
  • Changes for service-based businesses
  • The ability to save customers details
  • The ability to change the terms field on the invoice
Show 3 more
  • The ability to add extra lines in the address creation tool
  • The ability to attach a copy of a receipt with the invoice
  • The ability to make the amount optional as billing for hours and not amount

In-app purchases

10 purchases

Billdu

Subscriptions10
  • LITE - 1 month$7.991 Month
  • STANDARD (Month)$14.991 Month
  • STANDARD - 1 month$14.991 Month
Show 7 more
  • STANDARD - 1 month7 Days trial$14.991 Month
  • PREMIUM (Month)$27.991 Month
  • PREMIUM - 1 month$27.991 Month
  • 24 invoices$59.991 Year
  • STARTER (Year)$59.991 Year
  • STANDARD (Year)$119.991 Year
  • STANDARD - 12 months$119.991 Year
None

Invoice Generator

No in-app purchases

Questions

Is Billdu free?
Billdu is free to download, with in-app purchases available.
Is Invoice Generator free?
Invoice Generator is free to download, with no in-app purchases.
Which has better reviews, Billdu or Invoice Generator?
Invoice Generator is rated higher. Billdu averages 4.8 out of 5 from 26K ratings, while Invoice Generator averages 4.9 from 18K ratings.
Do Billdu or Invoice Generator have ads?
Neither Billdu nor Invoice Generator shows ads.
Which is updated more often, Billdu or Invoice Generator?
Billdu ships an update every 2 weeks, and Invoice Generator every 2 weeks. Most recently, Billdu was updated on November 12, 2026 and Invoice Generator on November 12, 2026.

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