Comparison

Time Duration/Add Calculator vs ETracking Expense

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

Head to head
About

Time Duration/Add Calculator

Easily calculate elapsed time between two points or determine an end time based on a start time and duration. It also converts time into various units like days, hours, minutes, and seconds.

Highlights
  • Calculate elapsed time from start and end times
  • Calculate end time from start time and elapsed duration
  • Display time between start and end dates/times
  • Convert time into days, hours, minutes, and seconds
  • Easily enter current time
  • Calculate time before a given duration
Features
Read full description

It is an application that can easily calculate the elapsed time from the time and the time from the elapsed time. You can also display the time between the start date and time and the end date and time in terms of hours, minutes, seconds, etc. ・Calculate from start time and end time Enter the start time and end time to calculate the elapsed time. Elapsed time can be checked in terms of hours, minutes, and seconds, and the current time can be easily entered. ・Calculated from start time + elapsed time Calculate the end time with the start time and elapsed time. You can also ask for the time before the elapsed time. ・Calculate from the start date and time and the end date and time Enter a start date and time and an end date and time to calculate the elapsed time. Elapsed time can also be checked in terms of hours, minutes, and seconds. ・Calculated from start date and time + elapsed time Enter the start date and time and elapsed time to calculate the end date and time. ・Time conversion The entered time is displayed in day/hour/minute/second, converted to days, converted to hours, converted to minutes, or converted to seconds. You can also convert 1000 seconds into minutes and seconds, or convert hours into days.

About

ETracking Expense

Features
Read full description

ETracking Expense is your AI-powered expense tracker: log and manage your personal finances just by chatting — no forms, no friction. LOG EXPENSES BY CHAT Type something like "Taxi to airport 35" or "Coffee 5 and lunch 12.50" and the AI understands, categorizes, and records it automatically — even multiple expenses in one message, or relative dates like "Gas 40 yesterday." Just ask "How much did I spend this week?" for instant answers. 4 AI RESPONSE STYLES Choose how your AI assistant talks to you: • Serious – professional, analytical feedback • Balanced – friendly, encouraging guidance • Funny – humorous, playful responses • Mindful – calm, thoughtful reflections to help you spend more consciously SMART REPORTS & INSIGHTS See weekly and monthly reports with AI-generated commentary, category breakdowns, and spending pace projections. CATEGORIES & BUDGETS Automatic expense categorization (food, transport, shopping, healthcare...) with real-time budget tracking. CLOUD-SYNCED Your expenses are securely stored in the cloud and available across all your devices — just sign in to pick up right where you left off. MULTI-LANGUAGE Available in English, Tiếng Việt, and Español — use whichever language feels natural. Start chatting with your AI assistant today and turn expense tracking into an easy, even enjoyable, habit.

Screenshots

Time Duration/Add Calculator4 screens
ETracking Expense4 screens

Verdict

The call

The clearest difference is ads: ETracking Expense at none against Time Duration/Add Calculator's shown. ETracking Expense also leads on update cadence (every 3 weeks vs every 9 months). On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Time Duration/Add Calculator ships an update every 9 months, ETracking Expense every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Time Duration/Add Calculator versus ETracking Expense: the parameters behind the verdict, then further details
ParameterTime Duration/Add CalculatorETracking Expense
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews25.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 9 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size17 MB21 MB
Age rating4+4+
DeveloperKouji Yamauchivinh pham

In-app purchases

None

Time Duration/Add Calculator

No in-app purchases

None

ETracking Expense

No in-app purchases

Questions

Is Time Duration/Add Calculator free?
Time Duration/Add Calculator is free to download, with no in-app purchases.
Is ETracking Expense free?
ETracking Expense is free to download, with no in-app purchases.
Do Time Duration/Add Calculator or ETracking Expense have ads?
Time Duration/Add Calculator shows ads; ETracking Expense does not.
Which is updated more often, Time Duration/Add Calculator or ETracking Expense?
Time Duration/Add Calculator ships an update every 9 months, and ETracking Expense every 3 weeks. Most recently, Time Duration/Add Calculator was updated on October 24, 2026 and ETracking Expense on October 25, 2026.

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