活动抽奖器 vs Audio Converter · MP3 Editor

还在手写抽奖名单？ 告别繁琐，更环保、更快捷、更公平。 活动抽奖器，让每次活动抽奖变得简单又专业。无需纸质名单、无需复杂准备，只需两步：录入人员名单 + 设置奖项，即可快速开奖。支持投屏大屏幕，让抽奖现场公平可见。 APP同时支持幸运大转盘，帮您快速做决定，或者帮您抽大奖。支持手指轮盘，多个玩家将手指放在屏幕上，选中谁就是谁。 1. 简单录入，快速抽奖 支持一次添加多个名单，复制粘贴即可实现，名单再多也不怕 2. 灵活奖项，自由配置 可设置多个奖项等级、奖品名称、中奖人数及是否重复中奖，满足不同活动需求 3. 投屏大屏幕，现场公平可见 支持手机投屏到电视、投影仪、电脑大屏。中奖过程实时展示，参与人员可全程监督，让抽奖更公平、更公正。 4. 幸运大转盘 经典的转盘抽奖体验，适合快速决策或单人互动。点击旋转，指针停在哪个区域即中奖。适合门店促销、团体活动、个人娱乐等场景。 5. 手指轮盘（多人决胜神器） 多个玩家将手指放在屏幕上，手指轮盘帮您选，选中谁就是谁。无需名单、无需录入，适合朋友聚会、团队游戏、谁买单、谁表演等真实场景，趣味性与公平性兼具。 [隐私政策] https://docs.qq.com/doc/DWHBPbWFDWUFYaFha [用户服务条款] https://docs.qq.com/doc/DWGFyUFBWbWxKWnV6

Extract audio from videos, convert formats, trim and combine clips, and export your work—all in one app. Organize music files, edit recordings, or create a custom ringtone with ease. Key Features • Format conversion: Supports MP3, AAC, M4A, WAV, FLAC, M4R, OGG, OPUS, AIFF, and more. • Video to audio: Extract sound from a video and save it as a separate audio file. • Easy import: Import files from the Files app or open them from other apps. Transfer audio and video files from a computer over the same Wi-Fi network. • Audio trimming: Preview waveforms, trim audio, or remove multiple unwanted sections. • Audio joining: Combine multiple clips in your chosen order to create one audio file. • Audio enhancements: Add fade-ins and fade-outs, normalize loudness, and remove long silences. • Ringtone creation: Create and export M4R ringtone files. • File management: Keep imported and processed audio files in one place, ready to edit or export again. Membership and Subscriptions • Weekly Membership: Eligible users can start with a 3-day free trial. After the trial, it automatically renews each week at the price shown on the App Store purchase screen. • Annual Membership: Automatically renews each year at the price shown on the App Store purchase screen. • Lifetime Membership: A one-time purchase that does not renew. Paid purchases are charged to your Apple Account. If the Weekly Membership trial is not canceled, it will become a paid subscription when the trial ends. To prevent automatic renewal, cancel at least 24 hours before the end of your trial or current subscription period. If you cancel a paid subscription, you can continue using your membership benefits until the current subscription period ends. You can manage or cancel your subscription at any time in the Subscriptions section of your Apple Account settings. Actual prices, currencies, and trial eligibility are shown on the App Store purchase screen. Privacy Policy: https://app.notion.com/p/Privacy-Policy-for-Audio-Converter-3c3819dbc92280a4a451ecb1c813abfa?source=copy_link Terms of Use: https://app.notion.com/p/Terms-of-Use-3c9819dbc92280d4be91f3961ed875d5?source=copy_link