Billdu vs Invoice Maker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Customizable invoice templates
- Instant estimates and invoices
- Online payment processing
- Receipt scanning for expense tracking
- Client and inventory management
- Multi-device synchronization
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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
Invoice Maker
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Easily Create, Send, and Manage Invoices with Invio. Whether you’re a freelancer, contractor, or small business owner, Invio gives you everything you need to make professional invoices and estimates in seconds. Create and Bill Effortlessly: • Fast Invoicing - Generate beautiful, detailed invoices with just a few taps. • Professional Estimates - Create project estimates and instantly convert approved ones into invoices. • Saved Items Library - Build a custom catalog of your services and products for quick billing. • Custom Tax Rates - Easily apply single or multiple custom taxes, like VAT or sales tax, to your items. Customize and Organize: • Business Branding - Personalize your documents by adding your company logo and business details. • Document Styles - Choose between Minimalist and Structured styles to match your professional aesthetic. • Client Management - Import clients directly from your iOS contacts or add them manually to keep everything organized. • Dashboard Insights - Track your paid and pending revenue with easy-to-read charts. • Custom Exports - Export invoice and estimate data with selectable fields for bookkeeping, reporting, and tax prep. Seamless PDF Generation: Instantly preview, export, and share high-quality PDF documents with your clients via email, text, or any of your favorite apps. Simple, Fast, and Reliable: Invio is built for speed and privacy; no accounts, no data collection, just simple invoice and estimate creation. Download Invio today and simplify your billing workflow!
Screenshots
Verdict
The clearest difference is update cadence: Billdu at every 2 weeks against Invoice Maker's monthly. Billdu also leads on chart position (#71 vs unranked). On price, ads, in-app purchases 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
Both are free to download. Billdu sells 10 in-app purchases, starting at $7.99 per month and Invoice Maker sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Billdu ships an update every 2 weeks, Invoice Maker monthly. The most recent releases landed on September 24, 2026 and September 8, 2026 respectively.
| Parameter | Billdu | Invoice Maker |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (26K ratings) — better | — |
| Positive reviews | 89.3% of reviews | — |
| Number of ratings | 26K — better | — |
| Update frequency | Every 2 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #71 — better | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPad |
| Requires iOS | 17.0 — better | 18.1 |
| Further details — not scored | ||
| Size | 205 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | BILLDU LTD | Justin Kuhlman |
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
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Billdu
- LITE - 1 month$7.991 Month
- STANDARD (Month)$14.991 Month
- STANDARD - 1 month$14.991 Month
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- 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
Invoice Maker
- Weekly Plan3 Days trial$3.997 Days
- Yearly Plan$24.991 Year
Questions
Is Billdu free?
Is Invoice Maker free?
Do Billdu or Invoice Maker have ads?
Which is updated more often, Billdu or Invoice Maker?
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