Comparison

SubFrenzy vs Echo回声练习

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SubFrenzy

Features
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Add audio files (MP3 or M4A format) with corresponding subtitle files. During playback, subtitles are displayed in a list, supporting skip-ahead or rewind based on subtitle cues. Add video files (MP4) with corresponding subtitle files. During playback, subtitles are displayed in a list, supporting skip-ahead or rewind based on subtitle cues. Double-click a subtitle in the list to jump to the corresponding segment in the audio or video playback. Set the number of repetitions (3–99 times) for a single subtitle line to enhance listening training, with adjustable intervals to customize the rhythm for shadowing practice. Bookmark subtitles during playback, and practice them efficiently by batch-playing from the favorites list. Click on a subtitle to trigger word-by-word translation (local translation). Even without audio or video files, upload subtitle files alone to play subtitles using authentic American pronunciation powered by AI-trained models. Supports playback speed adjustment, software interface language settings, and more, with continuous updates. The software includes a user guide with detailed instructions and screenshots.

About

Echo回声练习

Features
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【Echo回声练习 - 英语精听训练专家】 Echo是一款完全离线的英语精听训练应用。通过科学的"精听-跟读-复述"训练法,帮助 你快速提升英语听力和口语能力。 核心功能 音频精听训练 • 导入任何音频文件(MP3/M4A/WAV/AAC) • 自动识别生成准确字幕 • 逐句播放,智能断句 • 中英文对照,实时翻译 • 支持0.5x-2.0x倍速调节 TTS文本转语音 • 输入任意英文文本 • 自动生成自然流畅语音 • 多种美式/英式发音可选 • 适合新手快速开始练习 拍照识别练习 • 随时随地拍摄英文材料 • OCR文字识别转文本 • 即刻开始精听练习 • 学习资料触手可得 跟读训练 • 听原音,然后跟读 • 语音识别评分 • 实时反馈发音准确度 • 盲听挑战模式锻炼真实听力 学习进度追踪 • 每日目标设定 • 连续打卡记录 • 学习时长统计 • 可视化进步曲线 科学训练方法 Echo采用国际认可的精听训练法: 1. 整体听 - 理解大意 2. 精细听 - 逐句分析 3. 跟读练 - 模仿发音 4. 盲听挑战 - 脱离字幕 完全离线,隐私安全 • 所有功能完全离线运行 • 无需网络连接 • 数据存储本地 • 绝对保护隐私 适合人群 准备托福/雅思/四六级考试 想提升商务英语听力 练习日常英语对话 学习影视剧台词 任何想提高听力的学习者 为什么选择Echo? • 完全离线,随时随地 • 科学方法,高效学习 • 界面简洁,操作流畅 • 功能完整,专注精听 立即下载Echo,开始你的英语听力突破之旅! 联系我们:113018690@qq.com / ruihua.gan@gmail.com

Screenshots

SubFrenzy4 screens
Echo回声练习4 screens

Verdict

The call

The clearest difference is in-app purchases: Echo回声练习 at none against SubFrenzy's 4. Echo回声练习 also leads on iOS requirement (13.0 vs 17). SubFrenzy's advantage is update cadence (every 9 days vs every 3 weeks). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SubFrenzy sells 2 one-off in-app purchases. Echo回声练习 asks for nothing beyond the download.

UpkeepUpdate frequency

SubFrenzy ships an update every 9 days, Echo回声练习 every 3 weeks. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

Scorecard3 real differences · 3 level
SubFrenzy versus Echo回声练习: the parameters behind the verdict, then further details
ParameterSubFrenzyEcho回声练习
PriceFreeFree
Update frequencyEvery 9 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS1713.0 — better
Further details — not scored
Size202 MB118 MB
Age rating4+4+
Developer晓明 张锐华 甘

In-app purchases

2 purchases

SubFrenzy

One-time2
  • 小幕狂听2 variants$9.99
  • 小幕狂听2 variants$14.99
None

Echo回声练习

No in-app purchases

Questions

Is SubFrenzy free?
SubFrenzy is free to download, with in-app purchases available.
Is Echo回声练习 free?
Echo回声练习 is free to download, with no in-app purchases.
Do SubFrenzy or Echo回声练习 have ads?
Neither SubFrenzy nor Echo回声练习 shows ads.
Which is updated more often, SubFrenzy or Echo回声练习?
SubFrenzy ships an update every 9 days, and Echo回声练习 every 3 weeks. Most recently, SubFrenzy was updated on October 5, 2026 and Echo回声练习 on October 10, 2026.

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