Comparison

Billdu 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

Billdu

Create professional invoices and estimates quickly for your small business. This app helps you get paid faster with online payment options, track expenses by scanning receipts, and manage clients and inventory. It's designed for freelancers and contractors to maintain a professional image and streamline billing.

Highlights
  • Customizable invoice templates
  • Instant estimates and invoices
  • Online payment processing
  • Receipt scanning for expense tracking
  • Client and inventory management
  • Multi-device synchronization
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 Maker & Estimate App

Create professional invoices, estimates, and receipts quickly. Automate payment tracking, send smart reminders, and accept various payment methods. Streamline your business accounting and reporting with secure cloud sync.

Highlights
  • Professional invoice creation
  • Automated payment tracking
  • Smart payment reminders
  • Accept various payment methods
  • Generate PDF reports
  • Secure cloud sync
Features
Read full description

*** Bookipi just won Gold in the 2026 June Award Contest for Best Mobile App (Monthly Contest) from Best Mobile App Awards — bestmobileappawards.com/app-submission/invoice-maker-estimate-app. *** Run your business with Bookipi's award‑winning invoice maker, built for fast, reliable invoicing, estimates, and receipts. Join over 2,500,000 businesses in 150+ countries who trust Bookipi to manage invoicing and payments—risk-free for your first 3 documents. What Can Businesses Do on Bookipi with Invoice Maker & Estimates App? Bookipi's invoice app simplifies your business accounting by automating invoices, estimates, and payment tracking. • Quick & Easy Invoice Maker App: Build branded, professional invoices, quotes, and receipts in under two minutes. • Automated Payment Tracking: Stay on top of your income with real-time notifications when invoices are sent, viewed, paid, or overdue. • Smart Reminders & Fast Payments: Bookipi automatically notifies clients on overdue invoices so you get paid on time. Accept payments via credit cards, PayPal, and contactless payments. • Professional Invoice Templates: Choose from a wide range of customizable invoice templates for every business type—trades, freelancers, consultants, and more. • Effortless Tax and Reporting: Generate organized PDF reports by month, customer, or item for easy accounting and tax filing. • Universal Compatibility: Perfect for freelancers, contractors, and small businesses in any industry—invoice for services, products, or milestones. • Seamless Proposals & Recurring Billing: Create proposals, convert them to invoices, and automate recurring invoices for ongoing clients. • Secure & Synced: ISO 27001 certified cloud protection with multi-device sync between mobile and web. • Tap to Pay on iPhone - Available to All in USA, UK & Australia: Turn your phone into a wireless terminal to accept in-person, contactless payments with just a tap. • Best Available Payment Methods: Get paid via American Express, Visa, MasterCard, PayPal and more. Process invoices, send instant receipts, and manage transactions on one app. • One-click Receipt Maker: Send receipts right after recording a payment, keeping your clients updated and your records organized without any extra steps. Why Use Bookipi Invoice Maker & Estimate App? Bookipi is the best flexible, all-in-one invoice generator for freelancers and small businesses. We help streamline the sales process from invoice building to receiving payment. How Secure is Your Data on Bookipi? Bookipi free invoice maker runs securely on the cloud, with your data backed up and protected from third parties. Your information is locked behind your secure login credentials, and Bookipi ensures your privacy with industry-leading security practices, including ISO 27001 certification and regular audits. Who is Bookipi for? • Trades (builders, electricians, plumbers, etc.) • Creative freelancers & consultants • Food/gig delivery, e-commerce, retail, contractors • Anyone who wants simple and professional billing Other Features for Better Invoices, Estimates, and Receipts • Automatic sync between devices and web app. • Invoice hours worked, services, products, or by milestone. • Charge credit card surcharges to clients. • Import customer details from the contact list. • Make calls or send emails directly from the customer list. • Send overdue payment reminders. Try Bookipi today and experience the easiest way to send invoices, create estimates, collect payments, and grow your business—all from your iOS device. Bookipi is constantly updating its free invoice app and developing new features. If you have any problems or suggestions, chat with us on our website: https://bookipi.com/ Terms of Service: https://bookipi.com/terms-of-service/ Privacy Policy: https://bookipi.com/privacy-policy/

Screenshots

Billdu4 screens
Invoice Maker & Estimate App4 screens

Verdict

The call

Billdu and Invoice Maker & Estimate App both sit at 4.8 stars, but that hides the real split: 89% of Billdu's written reviews are positive against 62% of Invoice Maker & Estimate App's. Invoice Maker & Estimate App's advantage is iOS requirement (15.1 vs 17.0). On price, rating, ratings volume and update cadence 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 and Invoice Maker & Estimate App sells 21 in-app purchases, starting at $7.49 per month. Whichever you choose, the download price is not the number that matters.

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 Maker & Estimate App. Both are backed by a comparable volume of ratings — 26K and 16K respectively. Written reviews are what separate them: 89% of Billdu's written reviews are positive against 62% of Invoice Maker & Estimate App's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on September 25, 2026.

Scorecard2 real differences · 9 level
Billdu versus Invoice Maker & Estimate App: the parameters behind the verdict, then further details
ParameterBillduInvoice Maker & Estimate App
PriceFreeFree
Rating4.8 (26K ratings)4.9 (16K ratings) — better
Positive reviews89.3% of reviews — better62.0% of reviews
Number of ratings26K — better16K
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#79 — better#132
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS17.015.1 — better
Further details — not scored
Size205 MB119 MB
Age rating4+4+
DeveloperBILLDU LTDBookipi Pty Ltd

Customer experience

Billdu

All ratings26,064 ratings
Positive95.9%
Neutral2.0%
Negative2.1%
Written reviews1,140 reviews
Positive89.3%
Neutral2.5%
Negative8.2%

Invoice Maker & Estimate App

All ratings16,496 ratings
Positive97.8%
Neutral1.2%
Negative1.0%
Written reviews1,045 reviews
Positive62.0%
Neutral6.3%
Negative31.7%

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 Maker & Estimate App

From 16K App Store ratings

What we love

  • 🚀 Easy to use
  • 👍 Professional-looking invoices
  • 💡 Customizable options
  • 🚀 Convenient for small businesses
  • 🚀 Saves time

Room to improve

  • 🐛 Bugs and glitches
  • 🐛 Inconsistent performance
  • 🐛 Inability to search invoices
  • 🐛 Payment processing issues
  • 🐛 Unreliable app stability

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 Maker & Estimate App

Reported bugs

6 issues
  • Invoices disappearing after editing
  • Inability to change bank details
  • Crashes when adding items to invoices
  • Incorrect invoice numbering
  • Compatibility issues with iOS 15
Show 1 more
  • Unresponsive 'Save' button

Requested features

6 requests
  • Inventory management feature
  • Searchable job or PO field
  • Ability to see overdue invoices easily
  • Option to turn quotes into invoices
  • Customizable logo and branding
Show 1 more
  • Improved mobile experience

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
21 purchases

Invoice Maker & Estimate App

Subscriptions21
  • Unlimited Documents$7.491 Month
  • Unlimited Documents2 variants$9.991 Month
  • Remove Bookipi Branding$9.991 Month
Show 18 more
  • Unlimited Customers$9.991 Month
  • Full History Access$9.991 Month
  • Unlimited Documents$12.491 Month
  • Unlimited Documents Monthly$12.991 Month
  • Unlimited Documents Monthly1 Month trial$12.991 Month
  • Unlimited Documents$14.991 Month
  • Unlimited Documents$17.491 Month
  • Unlimited Documents$74.991 Year
  • Unlimited Documents$99.901 Year
  • Unlimited Customers$99.901 Year
  • Remove Bookipi Branding$99.901 Year
  • Full History Access$99.901 Year
  • Unlimited Documents$99.991 Year
  • Unlimited Documents$124.991 Year
  • Unlimited Documents Yearly2 variants$129.991 Year
  • Unlimited Documents Yearly1 Year trial$129.991 Year
  • Unlimited Documents$149.991 Year
  • Unlimited Documents$174.991 Year

Questions

Is Billdu free?
Billdu 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, Billdu or Invoice Maker & Estimate App?
Invoice Maker & Estimate App is rated higher. Billdu averages 4.8 out of 5 from 26K ratings, while Invoice Maker & Estimate App averages 4.9 from 16K ratings.
Do Billdu or Invoice Maker & Estimate App have ads?
Neither Billdu nor Invoice Maker & Estimate App shows ads.
Which is updated more often, Billdu or Invoice Maker & Estimate App?
Billdu ships an update every 2 weeks, and Invoice Maker & Estimate App every 2 weeks. Most recently, Billdu was updated on September 25, 2026 and Invoice Maker & Estimate App on September 25, 2026.
Which is more popular, Billdu or Invoice Maker & Estimate App?
Billdu currently peaks at #79 in the App Store charts, and Invoice Maker & Estimate App at #132. Chart position reflects recent download velocity rather than total install base.

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