Comparison

Billdu vs Estimate Invoice Maker 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

Estimate Invoice Maker App

Read full description

Create professional invoices in seconds with our streamlined Invoice Generator app. Whether you're a freelancer, small business, or contractor, generating and sharing clean, ready-to-send invoices has never been easier. Features Include: Fast Invoice Creation: Build polished, professional invoices in just a few taps — no clutter, no complexity. Share Directly to Clients: Instantly send invoices to clients using contacts from your address book via email. Invoice History: Access a full log of every invoice you've generated for quick reference or resending. Free Trial: Enjoy full access for 3 days — no limits, no commitment. Cancel anytime. Enjoy unlimited access to the app for just $2.99/month. Generate and save unlimited invoices! Terms of Use: https://www.havillera.com/terms-of-use Privacy Policy: https://www.havillera.com/privacy-policy

Screenshots

Billdu4 screens
Estimate Invoice Maker App4 screens

Verdict

The call

The clearest difference is chart position: Billdu at #66 against Estimate Invoice Maker App's unranked. Billdu also leads on device support (3 vs 1). 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 Estimate Invoice Maker App sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Billdu ships an update every 2 weeks, Estimate Invoice Maker App every 9 days. The most recent releases landed on September 25, 2026 and September 18, 2026 respectively.

Scorecard2 real differences · 9 level
Billdu versus Estimate Invoice Maker App: the parameters behind the verdict, then further details
ParameterBillduEstimate Invoice Maker App
PriceFreeFree
Rating4.8 (26K ratings) — better—
Positive reviews89.3% of reviews—
Number of ratings26K — better—
Update frequencyEvery 2 weeksEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
Best chart rank#66 — better—
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS17.016.6 — better
Further details — not scored
Size205 MB9 MB
Age rating4+4+
DeveloperBILLDU LTDRalph Haville

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

Estimate Invoice Maker 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
1 purchases

Estimate Invoice Maker App

Subscriptions1
  • EstimateMaker Pro Monthly3 Days trial$2.991 Month

Questions

Is Billdu free?
Billdu is free to download, with in-app purchases available.
Is Estimate Invoice Maker App free?
Estimate Invoice Maker App is free to download, with in-app purchases available.
Do Billdu or Estimate Invoice Maker App have ads?
Neither Billdu nor Estimate Invoice Maker App shows ads.
Which is updated more often, Billdu or Estimate Invoice Maker App?
Billdu ships an update every 2 weeks, and Estimate Invoice Maker App every 9 days. Most recently, Billdu was updated on September 25, 2026 and Estimate Invoice Maker App on September 18, 2026.

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