Comparison

SMART Keys vs What's Due

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

Head to head
About

SMART Keys

Features
Read full description

Increase your Smart Technology platform login security with two-factor authentication. SMART Keys generates one-time passwords to use for additional authentication when prompted by the server. * Easy activation directly from the app with your existing SMART login * Works offline after activation * Supports multiple servers * Supports multiple user accounts * Supports multiple devices * Supports on-premise installations Smart Technology platform access or on-premise installation required. For more info, see https://www.smart-technology-group.com.

About

What's Due

Organize your income and bills to avoid late payments. This app provides reminders, projections, and quick actions to manage your finances efficiently. Sync across devices and secure your data with biometrics.

Highlights
  • Bill reminders
  • Income and bill tracking
  • Projected occurrences
  • iCloud sync
  • Quick actions for payments
  • Biometric security
  • Search functionality
Features
Read full description

Tired of using spreadsheets for tracking your bills? Or maybe you have all of your bills in a to-do app that's not designed for bill tracking... Do you sometimes forget that a bill is due until it's already overdue? That's where What's Due comes in! Never forget about your upcoming bills again with this easy-to-use app. Some of the top features: - Projected Occurrences: Show the next occurrence only... Or turn on the 'Include Projections' filter to include projections up to a year out. - Income & Bills: Add all your income and bills to track everything in one place. - Calendar: See your month at a glance — a month grid marking the days income and bills are due, with each day's list one tap away. - Charts (premium): Visualize your bills and income with category, account, and trend charts — including your on-time payment rate and year-over-year comparisons. - Search: Quickly find any income or bill with the dedicated Search tab. - Widgets (premium): Add widgets to your Home Screen to see and update your bills without opening the app. - Unlimited Bills (premium): Track all your bills (premium feature) or up to 5 upcoming bills at a time without upgrading. - Bill Reminders: Never forget to pay a bill with bill reminder notifications. - iCloud Sync: Automatically syncs with your iCloud, so you can start on your iPhone and continue on your iPad, Mac, or Apple Vision Pro. - Quick Actions: Swipe right to mark as paid or scheduled (paid, but hasn't cleared your bank yet) and left to delete an income/bill. Long pressing a bill with a 'Bill Pay URL' added will allow you to quickly pay online. - Import/Export CSV (premium): Import your bills from a CSV file. Or export them to save outside the app. - Biometrics: Hide your bills from prying eyes by locking them behind biometrics. - Alternate App Icons: Personalize your app with alternate icon options. - Accent Colors (premium): Set your favorite accent color to be used throughout the app. - Multilingual: Use What's Due in English, Spanish (español), French (français), Italian (italiano), Portuguese (português), or German (Deutsch). With an upgrade to Premium, you get: - Widgets - Charts - Unlimited Income/Bills - Import/Export CSV - Accent Colors Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

SMART Keys4 screens
What's Due4 screens

Verdict

The call

The clearest difference is in-app purchases: SMART Keys at none against What's Due's 3. SMART Keys also leads on iOS requirement (8.0 vs 26.0). What's Due's advantage is update cadence (every 3 weeks vs every 76 months). On price, 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. What's Due sells 3 in-app purchases, starting at $4.99 per month. SMART Keys asks for nothing beyond the download.

UpkeepUpdate frequency

SMART Keys ships an update every 76 months, What's Due every 3 weeks. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
SMART Keys versus What's Due: the parameters behind the verdict, then further details
ParameterSMART KeysWhat's Due
PriceFreeFree
Rating—4.8 (324 ratings) — better
Positive reviews—77.8% of reviews
Number of ratings—324 — better
Update frequencyEvery 76 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPodiPhone, iPad, Mac, Vision Pro — better
Requires iOS8.0 — better26.0
Further details — not scored
Size36 MB70 MB
Age rating4+4+
DeveloperSmart Technology Group GmbHSemper Phoenix LLC

Bugs and requests

SMART Keys

Not enough reviews yet to summarise bugs or requests.

What's Due

Reported bugs

3 issues
  • Data randomly disappears and reappears
  • Auto pay doesn't auto pay bills
  • No notifications or reminders

Requested features

11 requests
  • Add user to bills
  • Calendar view
  • One-time payment option
  • Dark mode
  • Add current savings option
Show 6 more
  • Auto-pay for bills and income
  • +/- for whole month
  • Visual graph of monthly/annual data
  • Counter on app icon
  • Total $ by month
  • Add payday

In-app purchases

None

SMART Keys

No in-app purchases

3 purchases

What's Due

Subscriptions2
  • Premium (Monthly)$4.991 Month
  • Premium (Annual)$19.991 Year
One-time1
  • Lifetime Premium$59.99

Questions

Is SMART Keys free?
SMART Keys is free to download, with no in-app purchases.
Is What's Due free?
What's Due is free to download, with in-app purchases available.
Do SMART Keys or What's Due have ads?
Neither SMART Keys nor What's Due shows ads.
Which is updated more often, SMART Keys or What's Due?
SMART Keys ships an update every 76 months, and What's Due every 3 weeks. Most recently, SMART Keys was updated on October 26, 2026 and What's Due on October 30, 2026.

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