Comparison

QuickCast vs 100ls

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

Head to head
About

QuickCast

Features
Read full description

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.

About

100ls

Features
Read full description

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. 1.25x–2x 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

Screenshots

QuickCast3 screens
100ls4 screens

Verdict

The call

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. 100ls sells 3 in-app purchases, starting at $4.99 per month. QuickCast asks for nothing beyond the download.

UpkeepUpdate frequency

QuickCast ships an update every 4 days, 100ls fortnightly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard2 real differences Β· 4 level
QuickCast versus 100ls: the parameters behind the verdict, then further details
ParameterQuickCast100ls
PriceFreeFree
Update frequencyEvery 4 days β€” betterFortnightly
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhoneiPhone
Requires iOS17.6 β€” better18.0
Further details β€” not scored
Size12 MB15 MB
Age rating4+12+
DeveloperKazumasa ShimomuraSocratop Tech

In-app purchases

None

QuickCast

No in-app purchases

3 purchases

100ls

Subscriptions2
  • 100ls plus monthly1 Month trial$4.991 Month
  • 100ls plus yearly7 Days trial$39.991 Year
One-time1
  • 100ls η»ˆθΊ«δΌšε‘˜$39.99

Questions

Is QuickCast free?
QuickCast is free to download, with no in-app purchases.
Is 100ls free?
100ls is free to download, with in-app purchases available.
Do QuickCast or 100ls have ads?
Neither QuickCast nor 100ls shows ads.
Which is updated more often, QuickCast or 100ls?
QuickCast ships an update every 4 days, and 100ls fortnightly. Most recently, QuickCast was updated on October 30, 2026 and 100ls on October 31, 2026.

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