Thank TapTechNews user 'a missile through the clouds' and 'mountain man' for the clue! TapTechNews reported on May 14th that, following the Android version update, the iOS version of Smartisan Notes has also been updated to v4.0 according to a submission from a TapTechNews user. The update is 58.9MB in size, with the biggest highlight being the new AI function (subscription required). The update includes: - New AI creative functions, including AI writing, continuation, expansion, simplification, outlining, brainstorming, and promotional copywriting - New AI tuning functions, including error correction, typesetting, and polishing - New AI summarization function, including extraction - Introduction of note membership services - Resolved several bugs As for pricing, due to the well-known Apple commission situation, the charges for this app in the Chinese market are as follows: iOS version Android version Monthly: $2.15 (discounted monthly: $1.21) Quarterly: $4.44 Yearly: $13.01 Reference to previous reports, the main membership functions of Smartisan Notes include the three major areas of 'AI writing', 'AI tuning', and 'AI summarization', which can help users with common document AI writing functions such as 'simplification', 'continuation', 'expansion', 'correction', 'typesetting', 'polishing', and 'extraction'. Referencing previous reports from TapTechNews, the certified developer of the Smartisan Notes app on the Apple App Store is 'Beijing Dayeye Star Technology Co., Ltd.', a company 100% owned by 'Beijing Nebula Cradle Technology Co., Ltd.', which is 100% owned by 'ByteDance Limited, the parent company of today's Toutiao. This means that ByteDance currently maintains Smartisan Notes. Related reading: 'New member AI assistant function added, Smartisan Notes app Android version receives v4.0 official update'