ePen vs Dauphin v2
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ePen
This app offers a digital canvas for calligraphy, ink painting, and various artistic functions. It includes customizable brushes, stroke pressure sensitivity, and options for personal stamps. The app also provides insights into Chinese character evolution and a gallery of calligraphy works.
- Calligraphic writing
- Ink painting functions
- Customizable brush sizes
- Stroke pressure sensitivity
- Personal stamp creation
- Chinese character evolution insights
- Calligraphy gallery
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ePen provides calligraphic writing, ink painting and various painting functions, which contains brush sizes, stroke pressures, borders and background color options. Even more, ePen gives you the option to create personal stamps. In addition, the app accommodates knowledge of Chinese characters that allow you to have the insights into the evolution of Chinese characters, provide handwriting samples and scholar work gallery to learn well-known calligraphy, and also enable you to store all your work.
Dauphin v2
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Dauphin 是一款專為淡江大學學生打造的非官方校園助手 App，提供流暢的原生 iOS 使用體驗。 功能特色： - 查看每日及每週課表，包含課程名稱、授課教師、教室與時間等詳細資訊 - 瀏覽學期行事曆，快速查看假期及重要日程，並可加入 iOS 行事曆 - 以條碼顯示學生證，方便圖書館使用 - 主畫面小工具顯示下一堂課程資訊 - 學生證條碼小工具，快速出示借書條碼 - 課表資料本機快取，支援離線查看 Dauphin 為社群開發之開源專案，非淡江大學或資訊處官方開發，使用者請自行評估使用風險。
Screenshots
Verdict
The clearest difference is price: Dauphin v2 at Free against ePen's $2.99. ePen's advantage is update cadence (fortnightly vs monthly) and iOS requirement (10.0 vs 17.0). On 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
Dauphin v2 is free to download; ePen costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ePen ships an update fortnightly, Dauphin v2 monthly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.
| Parameter | ePen | Dauphin v2 |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.0 (2 ratings) — better | — |
| Positive reviews | 90.9% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Fortnightly — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 10.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 726 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | STUDIO A | HeSheng Xue |
In-app purchases
ePen
No in-app purchases
Dauphin v2
No in-app purchases
