Comparison

Billdu vs Invoice Maker & Estimates.

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 & Estimates.

Create professional invoices, estimates, and purchase orders quickly. Brand documents with your logo, add signatures, and track payments. Easily convert estimates to invoices and send PDFs via email or print.

Highlights
  • Branded invoices with company logo
  • Add signatures and photos
  • Convert estimates to invoices
  • Send PDFs via email or print
  • Automatic tax calculation
  • Payment and debt tracking
  • Add clients from contacts
Features
Read full description

Create great-looking, professional invoices, estimates, and purchase orders in just a few seconds with the Billdu invoice maker and business tool. - Brand invoices and estimates with your company logo. - Add signatures, photos, notes, and more to your invoices and quotes. - Easily and quickly create professional invoices and estimates. - Convert estimates to invoices with one tap. - Send PDFs via email or print them out. - Create an invoice or estimate for any products or services. - Automatically calculate tax rate, inclusive or exclusive. - Keep track of payments and debts with reports. - Add clients from your phone’s contact list. - Add customer information to your invoice or estimate with one tap. - Select any currency for your estimates and invoices. - Plus much more... Premium Subscription: This app includes an optional auto-renewable subscription to access all features: Additional info: • Payment will be charged to iTunes Account at confirmation of purchase • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period Account will be charged USD $2.99 for 1 Week or $4.99 for 1 Month or $19.99 for 1 year for renewal within 24-hours prior to the end of the current period • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable Privacy Policy: https://repostapppro.wordpress.com/privacy-policy/ Terms of Services: https://repostapppro.wordpress.com/terms-of-service/ That's it! Enjoy it! :)

Screenshots

Billdu4 screens
Invoice Maker & Estimates.4 screens

Verdict

The call

The clearest difference is ads: Billdu at none against Invoice Maker & Estimates.'s shown. Billdu also leads on update cadence (every 2 weeks vs every 21 months) and ratings volume (26K vs 4). Invoice Maker & Estimates.'s advantage is iOS requirement (15.0 vs 17.0). On price, in-app purchases, monetization model and device support 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 & Estimates. sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Billdu holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Billdu has 26K ratings behind it against 4, so its average is the more settled of the two.

UpkeepUpdate frequency

Billdu ships an update every 2 weeks, Invoice Maker & Estimates. every 21 months. The most recent releases landed on November 1, 2026 and October 10, 2026 respectively.

Scorecard6 real differences · 5 level
Billdu versus Invoice Maker & Estimates.: the parameters behind the verdict, then further details
ParameterBillduInvoice Maker & Estimates.
PriceFreeFree
Rating4.8 (26K ratings) — better4.5 (4 ratings)
Positive reviews89.9% of reviews—
Number of ratings26K — better4
Update frequencyEvery 2 weeks — betterEvery 21 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#71 — better—
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS17.015.0 — better
Further details — not scored
Size207 MB24 MB
Age rating4+4+
DeveloperBILLDU LTDMarly Ryan

Customer experience

Billdu

All ratings26,233 ratings
Positive95.9%
Neutral2.0%
Negative2.1%
Written reviews1,241 reviews
Positive89.9%
Neutral2.3%
Negative7.8%

Invoice Maker & Estimates.

All ratings4 ratings
Positive75.0%
Neutral25.0%
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 & Estimates.

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 & Estimates.

Subscriptions3
  • Weekly Unlimited7 Days trial$5.997 Days
  • Invoice Maker Pro3 Days trial$9.991 Month
  • Quick Invoice Maker$49.991 Year

Questions

Is Billdu free?
Billdu is free to download, with in-app purchases available.
Is Invoice Maker & Estimates. free?
Invoice Maker & Estimates. is free to download, with in-app purchases available.
Which has better reviews, Billdu or Invoice Maker & Estimates.?
Billdu is rated higher. Billdu averages 4.8 out of 5 from 26K ratings, while Invoice Maker & Estimates. averages 4.5 from 4 ratings.
Do Billdu or Invoice Maker & Estimates. have ads?
Invoice Maker & Estimates. shows ads; Billdu does not.
Which is updated more often, Billdu or Invoice Maker & Estimates.?
Billdu ships an update every 2 weeks, and Invoice Maker & Estimates. every 21 months. Most recently, Billdu was updated on November 1, 2026 and Invoice Maker & Estimates. on October 10, 2026.

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