Max's Calculator vs BuyWhat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Max's Calculator
This utility app offers four distinct calculator functions: standard, currency conversion, restaurant tax/tip calculation, and grocery price comparison. Users can also personalize the app's background.
- Standard calculator
- Currency converter
- Restaurant tax and tip calculator
- Grocery food price calculator
- Customizable background
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Max's Calculator is a 4 in 1 calculator. A normal calculator, a currency converter calculator, a restaurant tax and tip calculator, and a grocery food price calculator. It is also possible to customize the background.
BuyWhat
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BuyWhat – Expense Tracker, Receipt Scanner & Price Comparison App BuyWhat is a smart expense tracker and receipt scanner that helps you track spending, compare prices, and build a personal price database. Snap a photo of your receipt and let AI automatically extract items, prices, taxes, and totals. Understand where your money goes and never overpay again. Perfect for budgeting, grocery tracking, price comparison, and everyday money management. SCAN RECEIPTS IN SECONDS Stop typing expenses manually. Take a photo of your receipt and BuyWhat’s AI instantly extracts the merchant name, line items, quantities, prices, tax, and total. Review, edit if needed, and save — all in seconds. TRACK EXPENSES & BUDGETS See your spending clearly organized by category and month. Track trends over time, compare spending against your budget, and identify areas to save. BuyWhat turns receipts into real financial insights. PERSONAL PRICE DATABASE Every purchase builds your personal price catalog automatically. Track price history, compare the same item across stores, and find the best deals. Know exactly where to shop for the lowest prices. WORKS OFFLINE, CLOUD BACKUP INCLUDED Your data is stored locally on your device first. BuyWhat works fully offline — add expenses, scan receipts, and view analytics without internet. When connected, your data securely syncs to the cloud for backup. KEY FEATURES • AI Receipt Scanner – Powered by Google Gemini AI • Expense Tracking – Manual entry or receipt-based logging • Price Tracking – Automatic price history for every item • Store Comparison – Compare prices across different stores • Spending Analytics – Charts, trends, and category breakdowns • Budget Tracking – Set monthly budgets and monitor progress • Custom Categories – Organize spending your way • CSV Export – Export expenses for spreadsheets and reports • Cloud Backup – Secure sync across devices • Multi-Image Receipts – Attach multiple photos per expense BUILT FOR REAL LIFE Whether you’re tracking grocery spending, comparing supermarket prices, or managing your monthly budget, BuyWhat gives you powerful tools without complexity. FREE TO USE Get started for free with receipt scanning, expense tracking, price tracking, and basic analytics. Upgrade to Pro for unlimited scans, unlimited price tracking, advanced analytics, CSV export, custom categories, and an ad-free experience. PRIVACY FIRST Your financial data belongs to you. BuyWhat stores data locally on your device first. Cloud sync is optional and used only for backup. We never sell or share your data with third parties. TERMS & PRIVACY • Privacy Policy: https://www.jlatozsolutions.site/privacy-policy/ • Terms & Conditions: https://www.jlatozsolutions.site/terms-of-use/ • Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Download BuyWhat today and take control of your spending.
Screenshots
Verdict
The clearest difference is in-app purchases: Max's Calculator at none against BuyWhat's 2. Max's Calculator also leads on ads (none vs shown) and iOS requirement (13.4 vs 16.6). On price, update cadence 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. BuyWhat sells 2 in-app purchases, starting at $1.99 per month. Max's Calculator asks for nothing beyond the download.
Max's Calculator ships an update every 2 weeks, BuyWhat fortnightly. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.
| Parameter | Max's Calculator | BuyWhat |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks | Fortnightly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.4 — better | 16.6 |
| Further details — not scored | ||
| Size | 24 MB | 79 MB |
| Age rating | 4+ | 9+ |
| Developer | Anthony Seung | Yee Joe Leong |
In-app purchases
Max's Calculator
No in-app purchases
BuyWhat
- BuyWhat PRO Monthly Subscription$1.991 Month
- BuyWhat PRO - Yearly$22.991 Year
Questions
Is Max's Calculator free?
Is BuyWhat free?
Do Max's Calculator or BuyWhat have ads?
Which is updated more often, Max's Calculator or BuyWhat?
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