Time Passage vs ArtCast
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
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Calculate the time duration from a given birthday
ArtCast
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【概览】 ArtCast 是一款将「世界名画 + 脱口秀式 AI 播客」合二为一的创新应用。每天 3 分钟，让你在通勤、等车、睡前的碎片时间，轻松掌握艺术史精华。 【核心功能】 AI 语音解读 —— 基于AI脚本 + 高保真 TTS，讲述画家轶事、创作背景和风格要点。 同步画作卡片 —— 音频播放时自动显示高清图像与要点字幕，重点细节点击放大。
Screenshots
Verdict
The clearest difference is in-app purchases: Time Passage at none against ArtCast's 3. ArtCast's advantage is update cadence (daily vs every 5 months). On price, ads, 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. ArtCast sells 3 one-off in-app purchases. Time Passage asks for nothing beyond the download.
Time Passage ships an update every 5 months, ArtCast daily. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.
| Parameter | Time Passage | ArtCast |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 months | Daily — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 17.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 6 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | 楚江 王 | 士沛 王 |
In-app purchases
Time Passage
No in-app purchases
ArtCast
- 月度会员$0.99
- 年度会员$7.99
- 永久会员$24.99
