Time Passage vs Aspect Ratio Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
Read full descriptionHide full description
Calculate the time duration from a given birthday
Aspect Ratio Pro
This app helps you quickly solve for an unknown value in a proportion. Simply input three known numbers, and it will calculate the fourth, making ratio and proportion calculations effortless.
- Rule of three calculations
- Instant fourth value calculation
- Ratio and proportion solver
- Intuitive input interface
- Supports iPhone and Mac
Read full descriptionHide full description
Your new rule-of-three sidekick. Enter three values, and the app instantly finds the fourth. Perfect for calculating ratios and proportions when one value is missing. ⁂ Support If you need help or want to make a feature suggestion, I’d love hearing from you → https://appahead.studio/help/ Feedback Enjoying Aspect Ratio Pro? I’d love your support with a kind review on the App Store. About I’m Martin — designer, developer, and founder of App ahead. Since 2015, I’ve been creating ambitious apps for Apple devices, driven by a strong vision and thoughtful, forward-thinking design. Terms of Use: https://appahead.studio/terms Privacy Policy: https://appahead.studio/privacy
Screenshots
Verdict
The clearest difference is price: Time Passage at Free against Aspect Ratio Pro's $3.99. Aspect Ratio Pro's advantage is rating (4.0 vs 1.0) and update cadence (every 3 weeks vs every 10 months). On ratings volume, 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; Aspect Ratio Pro costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Aspect Ratio Pro holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Time Passage ships an update every 10 months, Aspect Ratio Pro every 3 weeks. The most recent releases landed on August 12, 2026 and September 10, 2026 respectively.
| Parameter | Time Passage | Aspect Ratio Pro |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 1.0 (1 ratings) | 4.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 1 |
| Update frequency | Every 10 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, Mac — better | iPhone, Mac |
| Requires iOS | 17.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 2 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | 楚江 王 | App ahead GmbH |
Customer experience
Time Passage
Aspect Ratio Pro
In-app purchases
Time Passage
No in-app purchases
Aspect Ratio Pro
No in-app purchases
Questions
Is Time Passage free?
Is Aspect Ratio Pro free?
Which has better reviews, Time Passage or Aspect Ratio Pro?
Do Time Passage or Aspect Ratio Pro have ads?
Which is updated more often, Time Passage or Aspect Ratio Pro?
Other comparisons
