Comparison

ROIExtent vs Bill Reminder

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

Head to head
About

ROIExtent

This finance app helps you calculate Return on Investment (ROI) and loan payments. Easily adjust investment, expense, and loan parameters with interactive sliders and steppers to see real-time results.

Highlights
  • Interactive ROI calculation
  • Loan payment calculator
  • Adjustable investment parameters
  • Real-time results with sliders
  • Goal-oriented financial planning
Features
Read full description

ROIExtent is an easy to use Return on investment (ROI) and loan calculator. Use the slider and stepper to interactively change Investment, expense and loan parameters. The ROI percent value and optional monthly payment amount will adjust with every change without the need to keep reentering parameters or clicking a calc button. Are you looking to achieve a certain ROI? adjust the income, expense, and terms of the loan to find different ways to reach your goal.

About

Bill Reminder

Features
Read full description

Never miss a bill again. BillDue keeps every due date, recurring payment and reminder in one calm place — so late fees, overdrafts and forgotten payments stop catching you off guard. Most people track bills in their head, a calendar, or a pile of emails. BillDue is built for money instead of appointments: add a bill once and it shows you the amount, the due date, the status and your running total at a glance — then nudges you before anything is late. WHAT YOU GET - Every due date in front of you, so late fees and missed payments stop happening - A daily reminder that nudges you before bills quietly sneak up - Recurring bills you set once — weekly, monthly, quarterly or yearly - A clean monthly calendar that reveals crunch weeks before they arrive - Spending insights with a per-category breakdown of exactly what you owe - A private payment history you can review and export any time PERFECT FOR - Renters juggling rent, utilities and internet every single month - Anyone tired of surprise late fees and overdraft charges - People managing loans, credit cards and insurance premiums - Subscription-heavy households that keep losing track of renewals WHY NOT JUST USE YOUR CALENDAR? A calendar shows a date, but it won't total what you owe, flag an overdue bill, or break your spending down by category. BillDue is organized around your money — you see the amount, the status and the monthly total together, and you get reminded before the due date, not after. PRIVACY Everything stays on your device. No account, no bank login, no ads, no tracking. FULL ACCESS Track up to 5 bills for free. Unlock unlimited bills, category insights and bill export with BillDue Pro — choose a weekly or yearly plan, or a one-time lifetime purchase. Full access requires a subscription or the lifetime unlock. Add your first bill today and never miss a due date again. Terms of Use (EULA): https://web-levi.web.app/terms Privacy Policy: https://web-levi.web.app/privacy-policy Questions? tphuc.work@gmail.com

Screenshots

ROIExtent1 screens
Bill Reminder4 screens

Verdict

The call

The clearest difference is in-app purchases: ROIExtent at none against Bill Reminder's 3. ROIExtent also leads on update cadence (fortnightly vs every 6 weeks) and device support (3 vs 1). On price and ads 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. Bill Reminder sells 3 in-app purchases, starting at $5.99 per 7 days. ROIExtent asks for nothing beyond the download.

UpkeepUpdate frequency

ROIExtent ships an update fortnightly, Bill Reminder every 6 weeks. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.

Scorecard4 real differences · 6 level
ROIExtent versus Bill Reminder: the parameters behind the verdict, then further details
ParameterROIExtentBill Reminder
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyFortnightly — betterEvery 6 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS9.3 — better17.0
Further details — not scored
Size28 MB5 MB
Age rating4+4+
DeveloperTom McCarthyPhuc Pham

In-app purchases

None

ROIExtent

No in-app purchases

3 purchases

Bill Reminder

Subscriptions2
  • Rent & Utilities, Weekly$5.997 Days
  • Budget Calendar, Yearly$29.991 Year
One-time1
  • Recurring Payments, Pay Once$59.99

Questions

Is ROIExtent free?
ROIExtent is free to download, with no in-app purchases.
Is Bill Reminder free?
Bill Reminder is free to download, with in-app purchases available.
Do ROIExtent or Bill Reminder have ads?
Neither ROIExtent nor Bill Reminder shows ads.
Which is updated more often, ROIExtent or Bill Reminder?
ROIExtent ships an update fortnightly, and Bill Reminder every 6 weeks. Most recently, ROIExtent was updated on October 18, 2026 and Bill Reminder on October 7, 2026.

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