IST+ for Mobile vs 南極蝦鍵盤Lite
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IST+ for Mobile
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This program can ensure your information security.
南極蝦鍵盤Lite
A lightweight, offline Chinese input method keyboard for iOS. It supports traditional/simplified Chinese and English switching, offering a fast and stable typing experience. All input data remains on your device, ensuring privacy.
- Offline operation
- Supports Cangjie input method
- Traditional/Simplified Chinese and English switching
- Intuitive and beautiful interface
- Lightweight design with low latency
- Privacy-focused, no data transmission
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南極蝦鍵盤 Lite 是一款輕量、離線可用的嘸蝦米輸入法鍵盤，支援繁體／簡體與中英文切換，讓你在 iOS 上快速、穩定地輸入中文。 特色功能： ．支援嘸蝦米碼表輸入（需自行準備 CIN 檔並匯入、需自行準備 CIN 檔並匯入、需自行準備 CIN 檔並匯入 !!!很重要所以寫三次!!!）。 ．繁體 / 簡體中文與中英文快速切換。 ．直覺、美觀的鍵盤介面，提升打字效率。 ．完全離線運作，所有輸入資料留在裝置，不會外傳，保障隱私。 ．輕量設計、低延遲輸入體驗。 快速上手 / 使用說明 ．準備你的嘸蝦米 CIN 碼表。 ．在設定中載入 CIN 檔。 ．啟用鍵盤並授權（若需要完整存取請依提示操作）。 為什麼選擇本 App（差異化） ．不依賴網路、隨時可用。 ．重視使用者隱私與輸入流暢度。 ．專為嘸蝦米與繁中使用者量身打造。 覺得好用的話，請在 App Store 給我們五星好評，幫助我們持續改進。
Screenshots
Verdict
The clearest difference is update cadence: 南極蝦鍵盤Lite at every 8 days against IST+ for Mobile's every 8 months. IST+ for Mobile's advantage is iOS requirement (9.0 vs 15.6). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
IST+ for Mobile ships an update every 8 months, 南極蝦鍵盤Lite every 8 days. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.
| Parameter | IST+ for Mobile | 南極蝦鍵盤Lite |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 8 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 5 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Information Security Technology Corporation | YU HSIN CHENG |
In-app purchases
IST+ for Mobile
No in-app purchases
南極蝦鍵盤Lite
No in-app purchases
