Comparison

ISP Expense vs 09.ai

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

ISP Expense

Features
Read full description

Collect your expenses while on the road and upload them to ISP Expense for further processing in your company's ERP environment. To be able to use this app you will need access to the ISP Expense service.

About

09.ai

Features
Read full description

Zeronine Tax is your all-in-one smart accounting and billing solution designed to simplify financial operations for businesses, accountants, and GST practitioners. Whether you're a startup, a small business, or a large enterprise, Zeronine Tax helps you manage your invoices, inventory, payments, and taxes with ease and accuracy. - Key Features: - Sales & Purchase Invoicing Easily create professional GST-compliant invoices and purchase bills. Track due payments, apply discounts, and generate tax summaries effortlessly. - Inventory Management Track stock levels, batch and serial numbers, stock transfers, and get real-time stock reports to stay on top of your business. - GST Filing & Compliance Generate accurate GSTR reports (GSTR-1, GSTR-2, GSTR-3B, etc.) in a single click. Stay compliant with automated tax calculations and updates. - Expense & Payment Tracking Record expenses, manage payables and receivables, and maintain clear cash flow visibility. - Customer & Supplier Management Store detailed party information, transaction history, outstanding balances, and payment follow-ups. - Multi-Company & Multi-User Support Handle multiple businesses under one account with role-based access for team members. - Reports & Analytics Get powerful reports like sales summary, GST reports, stock valuation, profit & loss, and more. Export in PDF/Excel format. - Quotation & Estimate Management Generate, share, and convert quotations to invoices in just a few taps. - Barcode, Batch & Serial Tracking Stay precise with barcode scanning, batch expiry management, and detailed serial number tracking for items. - Payment Reminders & Alerts Never miss a due date with smart alerts and reminders via SMS, email, or WhatsApp. - Data Backup & Security Your data is secure with encrypted cloud backups and access control settings. - Who is it for? Small & medium business owners Retailers and wholesalers Chartered accountants and tax consultants Service providers and freelancers GST practitioners Inventory-driven businesses Why Choose Zeronine Tax? Simple, fast, and user-friendly interface End-to-end GST & billing automation Highly customizable for your unique workflow Powerful support and onboarding assistance Regular updates and new feature releases

Screenshots

ISP Expense1 screens
09.ai4 screens

Verdict

The call

The clearest difference is update cadence: 09.ai at every 6 days against ISP Expense's every 3 months. ISP Expense's advantage is iOS requirement (10.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ISP Expense ships an update every 3 months, 09.ai every 6 days. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.

Scorecard2 real differences ยท 4 level
ISP Expense versus 09.ai: the parameters behind the verdict, then further details
ParameterISP Expense09.ai
PriceFreeFree
Update frequencyEvery 3 monthsEvery 6 days โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad
Requires iOS10.0 โ€” better16.0
Further details โ€” not scored
Size21 MB98 MB
Age rating4+4+
DeveloperISPnext BVSnehal Batra

In-app purchases

None

ISP Expense

No in-app purchases

None

09.ai

No in-app purchases

Questions

Is ISP Expense free?
ISP Expense is free to download, with no in-app purchases.
Is 09.ai free?
09.ai is free to download, with no in-app purchases.
Do ISP Expense or 09.ai have ads?
Neither ISP Expense nor 09.ai shows ads.
Which is updated more often, ISP Expense or 09.ai?
ISP Expense ships an update every 3 months, and 09.ai every 6 days. Most recently, ISP Expense was updated on October 1, 2026 and 09.ai on October 6, 2026.

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