polestarH vs Twilight Time
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
polestarH
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万象学（個性心理学）を現代風にわかりやすくアレンジしました。 入門版です。 高尾流（算命学）に準拠しています。
Twilight Time
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Shows the time before sunrise and after sunset when the sun is below the horizon and it is bright outside (twilight). Twilight 1. Civil twilight 2. Nautical twilight 3. Astronomical twilight
Screenshots
Verdict
The clearest difference is ads: polestarH at none against Twilight Time's shown. Twilight Time's advantage is update cadence (every 2 weeks vs monthly). 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.
polestarH ships an update monthly, Twilight Time every 2 weeks. The most recent releases landed on October 19, 2026 and October 25, 2026 respectively.
| Parameter | polestarH | Twilight Time |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 16.7.10 |
| Further details — not scored | ||
| Size | 16 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Nagayoshi Tokai | Hideaki Uchikoshi |
In-app purchases
polestarH
No in-app purchases
Twilight Time
No in-app purchases
