QiMenChart vs Time Passage
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QiMenChart
This app generates historical charts for years, months, days, and hours using traditional Chinese calendrical methods. It allows users to orient the chart with a compass based on their position. The application focuses solely on chart plotting without providing any analysis or user settings.
- Plot Year, Month, Day, Hour Charts
- Chai Bu and Zhi Run Methods
- Year Range 1800-9999
- Compass Orientation
- Chart Plotting Only
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* Plot Year Chart, Month Chart, Day Chart, Hour Chart (拆补法 Chai Bu Method) and (置闰法 Zhi Run Method) * Year range from 1800 to 9999 * Turn on the compass and rotate the chart to your facing or sitting * Just plot the chart, no analysis and other functions available. * No user settings.
Time Passage
Calculate the duration of time elapsed since a specific date. Input a birthday or any past date to see how much time has passed in years, months, days, and even seconds.
- Calculate time elapsed
- Input past dates
- View duration in years, months, days
- View duration in seconds
- Birthday calculation
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Calculate the time duration from a given birthday
Screenshots
Verdict
The clearest difference is price: Time Passage at Free against QiMenChart's $6.99. QiMenChart's advantage is iOS requirement (15.6 vs 17.0). On update cadence, ads, in-app purchases 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
Time Passage is free to download; QiMenChart costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.
QiMenChart ships an update every 6 months, Time Passage every 10 months. The most recent releases landed on June 11, 2026 and September 20, 2026 respectively.
| Parameter | QiMenChart | Time Passage |
|---|---|---|
| Price | $6.99 | Free — better |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | — | 1 — better |
| Update frequency | Every 6 months — better | Every 10 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 6 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | LAY KHIM TAN | 楚江 王 |
Customer experience
QiMenChart
Time Passage
In-app purchases
QiMenChart
No in-app purchases
Time Passage
No in-app purchases
Questions
Is QiMenChart free?
Is Time Passage free?
Do QiMenChart or Time Passage have ads?
Which is updated more often, QiMenChart or Time Passage?
Other comparisons
