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

Easily create professional invoices, estimates, and receipts on the go. Customize with multiple themes and options to suit your business needs. Send documents to clients instantly with a user-friendly interface.

Highlights
  • Generate invoices and estimates
  • Multiple customisation options
  • User-friendly interface
  • Save multiple businesses
  • Professionally designed themes
  • Manually sign feature
  • Organize paid/unpaid invoices
Features
Read full description

Generating professional invoices has never been this easy with Invoice Estimate Receipt Maker. Using Invoice Estimate Receipt Maker, you can easily create invoices and estimates, and send them to your clients. You only need to add details about your business, clients, and invoices, and leave the rest to this advanced invoice maker. ► Make professional invoices on the go with multiple customisation options If you are looking for a simple estimate and invoice maker to generate invoices for clients, you’ve come to the right place. Invoice Estimate Receipt Maker comes with a clean and neat design and the interface is so user-friendly that you will get the whole idea as soon as trying to create your very first invoice. ◆ Generate invoices quickly: Invoice Estimate Receipt Maker allows you to create an invoice in seconds. You have the option to save multiple businesses and generate different invoices with different tax rates without going through a complicated process. ◆ Multiple themes for making professional invoices: What makes this free invoice maker app stand out in the competition is the variety of available themes and customisation options for creating invoices. ► Invoice Estimate Receipt Maker main features at a glance: • Under Invoice Title, you will find 5 options (Invoice, Credit Note, Receipt, Estimate & Quote. Select which ever one you require). • Clean and neat design with a fresh and intuitive interface • Advanced invoice generator to make invoices on the go • Send invoices to clients with ease • Add custom Terms of Service to your invoices • Professionally designed invoice and estimate themes • Manually sign feature • Excellent organisation feature, for paid/unpaid invoices ► We do have a 24/7 support in our app, if you do require any assistance, please do not hesitate to contact us. Invoice Estimate Receipt Maker cares for its clients & always listens to feedback so please, if you like the app or have an idea to improve it, we are very happy to hear it. Thank you for choosing Invoice Estimate Receipt Maker, enjoying generating invoices easier. :) Privacy Policy - https://sites.google.com/view/invoice-simple-maker Terms & Conditions - https://sites.google.com/view/invoice-simple-maker-app/

Screenshots

Billdu4 screens
Invoice Maker + Estimate App4 screens

Verdict

The call

The clearest difference is ratings volume: Billdu at 26K against Invoice Maker + Estimate App's 95. Billdu also leads on chart position (#63 vs unranked). Invoice Maker + Estimate App's advantage is rating (5.0 vs 4.8) and review sentiment (100% vs 89%). On price, update cadence, ads and in-app purchases 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 3 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Invoice Maker + Estimate App holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Billdu has 26K ratings behind it against 95, so its average is the more settled of the two. Written reviews point the same way: 89% of Billdu's written reviews are positive against 100% of Invoice Maker + Estimate App's.

UpkeepUpdate frequency

Billdu ships an update every 2 weeks, Invoice Maker + Estimate App fortnightly. The most recent releases landed on September 28, 2026 and August 17, 2026 respectively.

Scorecard5 real differences · 6 level
Billdu versus Invoice Maker + Estimate App: the parameters behind the verdict, then further details
ParameterBillduInvoice Maker + Estimate App
PriceFreeFree
Rating4.8 (26K ratings)5.0 (95 ratings) — better
Positive reviews89.3% of reviews100.0% of reviews — better
Number of ratings26K — better95
Update frequencyEvery 2 weeks — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#63 — better—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS17.014.0 — better
Further details — not scored
Size205 MB11 MB
Age rating4+4+
DeveloperBILLDU LTDDaniel Bitton

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 ratings95 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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

Not enough reviews yet to summarise bugs or requests.

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
3 purchases

Invoice Maker + Estimate App

Subscriptions3
  • Weekly$0.997 Days
  • Monthly$2.991 Month
  • Unlock all premium features3 Days trial$27.991 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 5.0 from 95 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 fortnightly. Most recently, Billdu was updated on September 28, 2026 and Invoice Maker + Estimate App on August 17, 2026.

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