Comparison

Billdu vs SlnTask

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

SlnTask

Features
Read full description

SlnTask is a mobile and web platform for companies that need employee attendance, shift visibility, incident reporting, internal chat, alerts and operational workflows in one secure system. The mobile app allows employees and field teams to manage daily operational actions such as attendance, check-in and check-out, incident reporting, internal communication and profile access. The web administration dashboard allows company administrators to manage users, employees, locations, shifts, incidents, alerts, chat, live GPS visibility and company-specific operational data. SlnTask is designed for companies with mobile teams, drivers, field operations, distributed employees or staff working across multiple locations. The platform can also be extended with custom modules tailored to a company’s internal workflow, industry and operational needs. SlnTask is developed and operated by SLN Quantum.

Screenshots

Billdu4 screens
SlnTask4 screens

Verdict

The call

The clearest difference is in-app purchases: SlnTask at none against Billdu's 11. SlnTask also leads on iOS requirement (15.1 vs 17.0). Billdu's advantage is chart position (#74 vs unranked). On price, update cadence, 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. SlnTask asks for nothing beyond the download.

UpkeepUpdate frequency

Billdu ships an update every 2 weeks, SlnTask fortnightly. The most recent releases landed on October 20, 2026 and September 17, 2026 respectively.

Scorecard3 real differences · 8 level
Billdu versus SlnTask: the parameters behind the verdict, then further details
ParameterBillduSlnTask
PriceFreeFree
Rating4.8 (26K ratings) — better—
Positive reviews89.9% of reviews—
Number of ratings26K — better—
Update frequencyEvery 2 weeks — betterFortnightly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#74 — better—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS17.015.1 — better
Further details — not scored
Size207 MB45 MB
Age rating4+4+
DeveloperBILLDU LTDLaurentiu Stoiculescu

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

SlnTask

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

SlnTask

No in-app purchases

Questions

Is Billdu free?
Billdu is free to download, with in-app purchases available.
Is SlnTask free?
SlnTask is free to download, with no in-app purchases.
Do Billdu or SlnTask have ads?
Neither Billdu nor SlnTask shows ads.
Which is updated more often, Billdu or SlnTask?
Billdu ships an update every 2 weeks, and SlnTask fortnightly. Most recently, Billdu was updated on October 20, 2026 and SlnTask on September 17, 2026.

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