JongKey vs Pismo Писмо
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
JongKey
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JongKey is a custom keyboard app that makes it easy to input mahjong tiles. Perfect for recording mahjong games, "What to discard?" discussions, and sharing on social media - making mahjong communication more enjoyable and convenient! 【Key Features】 • Easy input for all 34 types of mahjong tiles and tile backs • Supports two output formats: Unicode emoji and MPS notation • Quick input with intuitive tap operations • Supports Japanese, English, and Chinese (Simplified & Traditional) 【How to Use】 1. Add "JongKey" to keyboards in Settings app 2. Switch keyboards by tapping the globe icon in messaging apps 3. Tap mahjong tiles to input 【Output Formats】 • Unicode: Mahjong tile characters (displayed as emoji) • MPS notation: E S W N, 1m 2m 3m etc. (displayed as text) ※Full Access not required. Your input is not transmitted externally.
Pismo Писмо
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Pismoは、キリル文字を使って日本語を入力できる革新的なiOSキーボードアプリです。 【主な機能】 • キリル文字からひらがなへのリアルタイム変換 • 5つのキリル文字言語に対応(ロシア語、ウクライナ語、ブルガリア語、セルビア語、ベラルーシ語) • ライブ変換機能で入力しながら漢字変換 • QWERTYレイアウトで馴染みやすい操作感 • ダークモード対応 • プライバシー重視設計(フルアクセス不要で基本機能が使用可能) 【こんな方におすすめ】 • キリル文字キーボードに慣れている方 • ロシア語圏出身で日本語を学習中の方 • 日本語とキリル文字言語を併用する方 • 新しい入力方法を試したい方 【変換例】 Привет → ぷりゔぃぇっと Москва → もすくゔぁ Коннитиха → こんにちは
Screenshots
Verdict
The clearest difference is ads: Pismo Писмо at none against JongKey's shown. On price, update cadence, 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.
Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.
| Parameter | JongKey | Pismo Писмо |
|---|---|---|
| Price | Free | Free |
| Update frequency | Daily | Daily |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone | iPhone |
| Requires iOS | 17.6 | 17.6 |
| Further details — not scored | ||
| Size | 6 MB | 166 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuki Takeda | HARUKA HANAOKA |
In-app purchases
JongKey
No in-app purchases
Pismo Писмо
No in-app purchases









