Comparison

Billdu vs Digital Invoice Generator 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

Digital Invoice Generator App

This app helps users create professional invoices, estimates, and receipts quickly. Easily add business details, client information, and itemized lists. Customize with your logo and signature, then send as shareable PDFs. Track payments and send reminders for overdue bills.

Highlights
  • Create invoices, estimates, and receipts
  • Convert estimates to invoices
  • Add client and item details with taxes/discounts
  • Customize with logo and signature
  • Generate shareable PDF documents
  • Track paid and unpaid invoices
  • Send automatic payment reminders
Features
Read full description

This invoice maker app is designed for users who are looking for an efficient way to handle invoicing without any extra steps. This receipt maker & estimate maker has an user-friendly interface that lets you create business invoices in just a few steps, add your business details, and instantly send PDF invoices to your clients using receipt maker. In this bill tracker and invoice generator you can create invoices, estimates, and receipts with just a few taps. Enter client information, item details, quantities, and rates, apply tax deductions, set payment terms such as 15 or 30 days, and convert estimates to invoices when needed with our quote maker. Customize your invoices with your business logo, digital signature, and attachments. All invoices are created as PDF files, bills organizer making them easy to share with your clients. Key Features of estimate invoice maker: → Create professional invoices, estimates, and receipts in seconds → Easily convert estimates into invoices when needed → Add client details, items, quantities, rates, taxes, and discounts → Set flexible payment terms such as 15 or 30 days → Customize invoices with your business logo and digital signature → Attach files and generate business invoices as shareable PDF documents using estimate maker → Track paid and unpaid invoices in one place using estimate invoice maker → Send automatic reminders for overdue payments → Save client information and invoice history for quick re-invoicing → Generate detailed invoice and billing reports using receipt maker Stay on top of your billing by tracking both paid and unpaid invoices using invoice generator app. Send automatic reminders for overdue payments and create comprehensive invoice reports. Your client information and invoice history are saved, making it easy to re-invoice effortlessly with this quote maker. Note: STEP 1 - Payment will be charged to your iTunes account at confirmation of purchase. Your subscription will automatically renew unless auto-renew is turned off at least 24-hours before the end of the current subscription period. STEP 2 - Your account will be charged for renewal within 24-hours prior to the end of the current subscription period. Automatic renewals will cost the same price you were originally charged for the subscription. STEP 3 - You can manage your subscriptions and turn off auto-renewal by going to your Account Settings on the App Store after purchase. Read our terms of service and Privacy Policy for more information. Terms of Use https://tstechnology.org/terms.html Privacy Policy https://tstechnology.org/privacy.html

Screenshots

Billdu4 screens
Digital Invoice Generator App4 screens

Verdict

The call

The clearest difference is update cadence: Billdu at every 2 weeks against Digital Invoice Generator App's every 3 months. Billdu also leads on ratings volume (26K vs 3) and chart position (#64 vs unranked). Digital Invoice Generator App's advantage is review sentiment (100% vs 90%) and iOS requirement (15.6 vs 17.0). On price, rating, 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 Digital Invoice Generator App sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Digital Invoice Generator 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 3, so its average is the more settled of the two. Written reviews point the same way: 90% of Billdu's written reviews are positive against 100% of Digital Invoice Generator App's.

UpkeepUpdate frequency

Billdu ships an update every 2 weeks, Digital Invoice Generator App every 3 months. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 6 level
Billdu versus Digital Invoice Generator App: the parameters behind the verdict, then further details
ParameterBillduDigital Invoice Generator App
PriceFreeFree
Rating4.8 (26K ratings)5.0 (3 ratings) — better
Positive reviews89.9% of reviews100.0% of reviews — better
Number of ratings26K — better3
Update frequencyEvery 2 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#64 — better—
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS17.015.6 — better
Further details — not scored
Size207 MB45 MB
Age rating4+4+
DeveloperBILLDU LTDTS Technology

Customer experience

Billdu

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

Digital Invoice Generator App

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 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

Digital Invoice Generator 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
4 purchases

Digital Invoice Generator App

Subscriptions3
  • Weekly Subscription$4.997 Days
  • Monthly Subscription$9.991 Month
  • Yearly Subscription$29.991 Year
One-time1
  • Lifetime Purchase$59.99

Questions

Is Billdu free?
Billdu is free to download, with in-app purchases available.
Is Digital Invoice Generator App free?
Digital Invoice Generator App is free to download, with in-app purchases available.
Which has better reviews, Billdu or Digital Invoice Generator App?
Digital Invoice Generator App is rated higher. Billdu averages 4.8 out of 5 from 26K ratings, while Digital Invoice Generator App averages 5.0 from 3 ratings.
Do Billdu or Digital Invoice Generator App have ads?
Neither Billdu nor Digital Invoice Generator App shows ads.
Which is updated more often, Billdu or Digital Invoice Generator App?
Billdu ships an update every 2 weeks, and Digital Invoice Generator App every 3 months. Most recently, Billdu was updated on October 28, 2026 and Digital Invoice Generator App on October 24, 2026.

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