Smart Billing vs Cally.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart Billing
This app helps freelancers and small businesses manage their finances by creating invoices, tracking expenses, and generating detailed reports. It offers multi-account support and secure, private data storage on your device. View key financial summaries directly from your home screen with customizable widgets.
- Create and send professional invoices
- Track paid, partial, and overdue bills
- Log and categorize expenses
- Detailed financial reports
- Manage multiple client profiles
- Multi-account support
- Home screen widgets
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Send an invoice from your phone, and always know who still owes you. Build a professional invoice in a minute and send the PDF on WhatsApp or email. The dashboard ranks every unpaid bill by amount and shows how many days late it is, and each client is one tap away on WhatsApp, phone or email. Record full or partial payments and see what's left until the bill is paid. Add a tax rate and the invoice is titled Tax Invoice, with the VAT shown on every line. The Smart Billing is the all-in-one invoicing, billing, and expense tracking app designed for freelancers, small businesses, and entrepreneurs. Whether you're sending invoices to clients, tracking your monthly expenses, or reviewing your revenue at a glance — The Smart Billing puts everything you need in one beautifully designed app. KEY FEATURES • Create and send professional invoices in seconds • Track paid, partial, and overdue bills at a glance • Log and categorise expenses by type • Detailed reports: revenue, profit, cash flow, tax export, and more • Manage multiple client profiles with full payment history • Multi-account support — perfect for businesses with multiple entities • Share invoices via WhatsApp, email, or PDF • Inventory: stock levels, low-stock alerts and what's selling • Quotations and advance payments, linked to each client • The whole app in English, Arabic (right to left), French, Spanish or Italian NEW FOR iOS 26 & 27 • Ask Siri about your business and get instant answers. • An AI Business Assistant powered by Apple Intelligence — ask about revenue, expenses, stock or who owes you, and get a brief on any client. It runs on your device or on Apple's Private Cloud Compute, never on anyone else's servers. • Scan receipts straight into expenses. • A redesigned Liquid Glass interface and a new extra-large iPad widget. YOUR DATA STAYS YOURS The Smart Billing is built with your privacy in mind. No account. Works offline. Your data stays on your device and in your own iCloud. The app shares limited usage information in fixed categories, such as which features you use — never client names, invoices, amounts or anything you type — and you can switch it off in Settings → Privacy. AI features use Apple Intelligence only — on your device or on Apple's Private Cloud Compute, where nothing is stored. No third-party AI is ever involved. WIDGETS See your monthly revenue, unpaid invoices, and overdue bills right from your home screen — without opening the app. Available in small, medium, large, and a new extra-large iPad board. PLANS • Free — up to 2 clients and 1 account. • Basic — 1 account, unlimited clients, no invoice cap, all your devices: $3.99/month or $39.99/year. • Pro — unlimited accounts: $6.99/month or $69.99/year. Upgrade from Basic any time; you pay only the difference. • Lifetime — everything in Pro, forever, for a single payment of $149.99. A one-time purchase; it does not renew. Prices in USD; your App Store may show different amounts. --- Price may vary per location. Subscriptions will be charged to your iTunes account using your preferred payment method. Your Subscription will automatically renew unless cancelled at least 24 hours before the end of the current period. Manage your subscription in the AppStore under subscriptions. --- Privacy policy: https://zaatarlabs.com/privacy-policy Terms of use: https://zaatarlabs.com/terms
Cally.
This app helps busy families stay organized by providing a shared calendar, task management, and a collaborative grocery list. It acts as a central hub for schedules, chores, and to-dos, keeping everyone in sync and reducing daily stress.
- Shared family calendar
- Task and chore assignment
- Points and rewards for chores
- Real-time shared grocery list
- Google Calendar integration
- Customizable views
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Life for modern families is a constant juggle: work schedules, school drop-offs, after-school activities, endless to-dos, and grocery runs. Cally keeps everyone organized and running smoothly, without the endless back-and-forth. With Cally, your family can: • Stay in sync with a shared calendar. Parents, kids, and caregivers get their own view plus a big-picture family view. • Keep everything in one place. From schedules to chores to grocery lists, Cally is your digital command center. • Never miss a thing. Cally keeps the whole family on track so you’re always one step ahead. • Streamline chores and to-dos. Assign tasks, set them to repeat, and keep kids motivated with points and rewards. • Shop smarter. A shared grocery list updates in real time and sorts items by aisle for quick, stress-free shopping. Why parents love Cally: • Designed specifically for families. Every feature is built with parents, kids, and caregivers in mind. • Works with your existing tools. Seamlessly integrates with Google Calendar, with more providers planned. • Keeps kids and caregivers in the loop. No email invites needed. • Custom views keep it clutter-free. Parents can manage kids’ schedules without overwhelming their own. Your home’s digital hub Set up Cally on a shared iPad in the kitchen so everyone can see their schedule, tasks, and reminders at a glance, personalized for each family member. Download Cally today and take a little weight off your shoulders. More than a calendar, it’s the sidekick every busy family deserves.
Screenshots
Verdict
The clearest difference is in-app purchases: Cally. at none against Smart Billing's 4. Cally. also leads on iOS requirement (15.1 vs 17.6). On price, rating, review sentiment and ratings volume 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. Smart Billing sells 4 in-app purchases, starting at $3.99 per month. Cally. asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Smart Billing against 5.0 for Cally.. Both are backed by a comparable volume of ratings — 8 and 6 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Smart Billing ships an update every 3 weeks, Cally. monthly. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.
| Parameter | Smart Billing | Cally. |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (8 ratings) | 5.0 (6 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 8 — better | 6 |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 17.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 126 MB | 77 MB |
| Age rating | 4+ | 4+ |
| Developer | Omar Al Homaidi | Cally Tech L.L.C-FZ |
Customer experience
Smart Billing
Cally.
In-app purchases
Smart Billing
- 1 Account (1 month)$3.991 Month
- Unlimited Accounts (1 Month)$6.991 Month
- 1 Account (1 Year)$39.991 Year
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- Unlimited Accounts (1 Year)$69.991 Year
Cally.
No in-app purchases









