LearnNest vs 少年SSTV地面站

LearnNest helps you turn notes, classes, and small pieces of knowledge into quick daily flashcard review sessions. Review without the setup - Start with built-in decks and a simple daily review loop - Tap a card, reveal the answer, and mark what you know - No account required to begin studying Build a steady habit - Track streaks, known cards, and weekly activity - Set a daily goal and session size that fits your schedule - Optional reminders help you keep momentum Organize by deck - Browse themed decks for quick focused sessions - Search decks when your library grows - Mix cards from multiple decks in one daily session LearnNest Pro - Import your own study materials from TSV, CSV, or Anki-style TXT - Export imported cards as editable LearnNest files - Keep imported materials and progress in sync across devices with optional iCloud Sync - Manage subscriptions, restore purchases, and open billing help from Settings Built for iPhone and iPad - Local-first study data stays on your device unless you enable optional Pro iCloud Sync - Clean SwiftUI design with English, Simplified Chinese, and Traditional Chinese support - Requires iOS 17.6 or later LearnNest is for students and self-directed learners who want a lighter way to review consistently.

少年SSTV地面站是一款面向航天科普与无线电教育的慢扫描电视工具，把“声音如何变成图片”变成一套可操作、可观察、可保存的实验。 主要功能 • 免费版支持 Robot 36 图片编码与解码，并显示少量广告 • 普通版永久移除广告，保留 Robot 36 编解码 • Pro 版解锁常见 SSTV 模式自动识别解码，并支持 Robot 36/72、Martin M1/M2、PD 120 图片编码 • 实时监听麦克风中的 SSTV 信号并逐行还原图片 • 从“文件”选择 WAV 录音，边播放边观察解码过程 • 从相机或照片中选择图片，裁剪并生成所选模式的 WAV 声音 • 保存和分享任务图片、过程视频与 WAV 文件 • 使用本地声音库保存、播放、重命名和删除实验素材 • 核心页面与资源随 App 本地内置，无需依赖远程网页 • 支持中文与英文界面，并适配 iPhone 和 iPad 横竖屏 购买说明 普通版、Pro 版及普通版升级 Pro 均为一次性非消耗型购买，不是订阅且不会自动续费。已购项目可使用“恢复购买”恢复。 适合场景 • 航天科普课程与无线电社团活动 • SSTV 原理演示和常见模式信号实验 • 学生个人练习、作品记录和课堂成果分享 图片、录音和本地声音库默认保存在用户设备上。应用核心功能无需注册账号。实时监听效果会受到环境噪声、播放音量和设备麦克风性能影响，建议从较低音量开始，并让接收设备靠近音源。 隐私政策：https://space.bh1jss.net/sstv/privacy/ 使用条款（EULA）：https://www.apple.com/legal/internet-services/itunes/dev/stdeula/