Comparison

Billdu vs EstimateAPP

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

EstimateAPP

Create and manage professional estimates and delivery notes on any device. Customize documents with your branding, add client and item details, and export them as PDFs. Supports multiple currencies with real-time exchange rates for international business.

Highlights
  • Create estimates and delivery notes
  • Cloud storage for multi-device access
  • Customizable documents with logo
  • Multi-currency support with real-time rates
  • PDF export
  • Client and item database
Features
Read full description

Using EstimateApp you will be able to create estimates and delivery notes anytime you need it. This app fits all kind of companies, no matter how big they are. EstimateApp uses cloud storage, which allows the user to create and access estimates and delivery notes with different devices. Customize your estimates and delivery notes by adding your company logo, items, clients, etc. Let your business grow internationally using different currencies and obtaining real time currency rate info automatically. Download estimates and delivery notes in PDF. Reasons to choose EstimateApp: • Create personalized estimates and delivery notes easily, fast and with no cost! • Share created estimates and delivery notes with your clients easily and fast • Download estimates and delivery notes in PDF • Keep your information securely stored • Create your own database and keep it synced across all your devices • Detect and store when and where an estimate or delivery note has been generated • Get real time currency rate info automatically • Customized documents, using you company logo, list of items, etc

Screenshots

Billdu4 screens
EstimateAPP4 screens

Verdict

The call

The clearest difference is review sentiment: Billdu at 90% against EstimateAPP's 25%. Billdu also leads on update cadence (every 2 weeks vs every 3 months) and chart position (#73 vs unranked). EstimateAPP's advantage is in-app purchases (none vs 11) and iOS requirement (9.0 vs 17.0). On price, ads 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. EstimateAPP asks for nothing beyond the download.

UpkeepUpdate frequency

Billdu ships an update every 2 weeks, EstimateAPP every 3 months. The most recent releases landed on October 21, 2026 and October 11, 2026 respectively.

Scorecard6 real differences · 5 level
Billdu versus EstimateAPP: the parameters behind the verdict, then further details
ParameterBillduEstimateAPP
PriceFreeFree
Rating4.8 (26K ratings) — better—
Positive reviews89.9% of reviews — better25.0% of reviews
Number of ratings26K — better—
Update frequencyEvery 2 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#73 — better—
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS17.09.0 — better
Further details — not scored
Size207 MB25 MB
Age rating4+4+
DeveloperBILLDU LTDSoluciones Tecnológicas AIAPPS, S.L

Customer experience

Billdu

All ratings26,233 ratings
Positive95.9%
Neutral2.0%
Negative2.1%
Written reviews1,236 reviews
Positive89.9%
Neutral2.3%
Negative7.8%

EstimateAPP

Written reviews4 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

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

EstimateAPP

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
None

EstimateAPP

No in-app purchases

Questions

Is Billdu free?
Billdu is free to download, with in-app purchases available.
Is EstimateAPP free?
EstimateAPP is free to download, with no in-app purchases.
Do Billdu or EstimateAPP have ads?
Neither Billdu nor EstimateAPP shows ads.
Which is updated more often, Billdu or EstimateAPP?
Billdu ships an update every 2 weeks, and EstimateAPP every 3 months. Most recently, Billdu was updated on October 21, 2026 and EstimateAPP on October 11, 2026.

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