QuickCast vs 100ls
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
QuickCast
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QuickCast turns English articles, YouTube videos, PDFs, and study notes into level-matched AI listening practice. When reading alone is hard to keep up with, build listening time during commutes, walks, chores, and study breaks. Use transcripts and term hints to review what you heard later. β Listen to topics you actually care about Paste a URL or enter text, and QuickCast creates listening audio from English articles, global news, YouTube content, PDFs, and study notes. Practice with topics that match your interests, so extensive listening feels easier to keep up. β Share and listen Send content to QuickCast from Safari, YouTube, browsers, and other apps through the iOS share sheet. Add useful English material to your listening queue the moment you find it. β Match the explanation to your level Choose beginner, intermediate, or advanced explanations. Keep it simple when you are building fundamentals, or include deeper detail when you are ready for business English and specialized topics. β Review with transcript and term hints Listening is only the start. QuickCast also helps you review transcripts, important terms, and original source information so you can revisit missed expressions later. β Great for β’ Listening to English news and articles on the go β’ Building more TOEIC, ESL, or business English input β’ Turning YouTube explanations and PDFs into listening material β’ Practicing with tech, business, travel, and culture topics β’ Saving useful English material to a library for daily listening β Features β’ Create AI listening audio from URLs and text β’ Conversational, lecture, news, and casual audio styles β’ Summary depth and proficiency level controls β’ Glossary, transcript, and original content view β’ Library, search, and filters β’ High-quality streaming designed for background listening Do not stop at reading English. Listen, understand, and review. QuickCast helps turn everyday spare time into English listening time.
100ls
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100LS helps you train English listening with real podcasts, synced subtitles, sentence replay, and bilingual translation. No flashcards. No drills. Just real audio, one sentence at a time. 100 Days Language Study Learn English through real podcasts. No flashcards, no drills. Learn English the way you actually use it. 100LS is built for learners who are past the basics and ready to train their ear on real, unscripted English. Pick a podcast episode you're curious about, hit play, and let the content do the teaching. Synchronized subtitles highlight word-for-word as audio plays. Tap any line to jump back and replay it. Toggle your native language translation on or off. Slow it down to catch every word, or speed it up to push your comprehension. Repeat until it clicks. Features Synced Subtitles Every word lands on screen exactly when it's spoken. Tap any subtitle line to jump to that moment in the audio β no scrubbing, no guessing. Native Language Translation Powered by Apple's on-device translation engine. Works offline. Toggle translations on when you need context, off when you want the challenge. Automatic Transcription No subtitles for an episode? 100LS generates them automatically using on-device speech recognition, then syncs them to the cloud so they load instantly next time. Variable Playback Speed 0.75x for close listening. 1x for natural pace. 1.25xβ2x for review. One tap to cycle through. Learning Analytics Track your daily listening time and streaks. Small numbers add up β 20 minutes a day compounds fast. Who it's for You've studied English. You can read it fine. But listening to native speakers still feels like catching every third word. 100LS is for that gap β the one between knowing the language and actually hearing it. Requirements iOS 17.0 or later. Translation requires iOS 18.0 β language models download once on first use. Privacy Policy: https://socratop.com/privacy User Terms: https://socratop.com/terms
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Verdict
The clearest difference is in-app purchases: QuickCast at none against 100ls's 3. QuickCast also leads on update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. 100ls sells 3 in-app purchases, starting at $4.99 per month. QuickCast asks for nothing beyond the download.
QuickCast ships an update every 4 days, 100ls fortnightly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | QuickCast | 100ls |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days β better | Fortnightly |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone | iPhone |
| Requires iOS | 17.6 β better | 18.0 |
| Further details β not scored | ||
| Size | 12 MB | 15 MB |
| Age rating | 4+ | 12+ |
| Developer | Kazumasa Shimomura | Socratop Tech |
In-app purchases
QuickCast
No in-app purchases
100ls
- 100ls plus monthly1 Month trial$4.991 Month
- 100ls plus yearly7 Days trial$39.991 Year
- 100ls η»θΊ«δΌε$39.99
Questions
Is QuickCast free?
Is 100ls free?
Do QuickCast or 100ls have ads?
Which is updated more often, QuickCast or 100ls?
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