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.
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.
- 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
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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.
ETracking Expense
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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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
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.
| Parameter | Time Duration/Add Calculator | ETracking Expense |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 9 months | Every 3 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 17 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Kouji Yamauchi | vinh pham |
In-app purchases
Time Duration/Add Calculator
No in-app purchases
ETracking Expense
No in-app purchases
Questions
Is Time Duration/Add Calculator free?
Is ETracking Expense free?
Do Time Duration/Add Calculator or ETracking Expense have ads?
Which is updated more often, Time Duration/Add Calculator or ETracking Expense?
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