Comparison

Lecsy vs TocArc

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

Head to head
About

Lecsy

This app records lectures and automatically transcribes them into searchable notes, even in noisy environments. It offers AI-powered summaries, key point extraction, and exam preparation tools, all processed on-device for maximum privacy.

Highlights
  • On-device speech-to-text
  • AI-generated summaries and key points
  • Exam Mode with practice questions
  • Background recording
  • Multilingual transcription and summaries
  • Crash recovery
Features
Read full description

Lecsy turns any English lecture into clean, searchable notes — automatically. Hit record at the start of class. Walk out with a full transcript, an AI summary, and a set of likely exam questions. For university students tired of retyping notes at midnight. Free to download. Sign in and get 3 hours of Premium AI English transcription, free — no credit card. Want more cloud transcription? Lecsy Pro is optional. The Free tier stays free. ■ Made for students, not meeting rooms • One-tap background recording — keeps running when your screen locks or you switch apps • 3 hours of Premium AI English transcription, free — high accuracy with live captions • After your premium hours: unlimited offline English transcription on device (WhisperKit) — works in lecture halls with no Wi-Fi • AI summaries: key points, section outlines, definitions • Exam Mode: AI generates likely test questions with model answers • Summaries in your native language — record the English lecture, read the summary in 9 languages (English, Japanese, Spanish, French, German, Portuguese, Italian, Russian, Hindi) • Web access at lecsy.app — read, search, and copy transcripts on any laptop ■ Lecsy Pro (optional) 20 hours of premium cloud transcription per month — high-accuracy English captions. After that, transcription continues on your device (offline, unlimited). • $9.99 / month, with a 7-day free trial for new subscribers • The Free tier remains fully usable without Pro • Cancel anytime in your Apple ID settings ■ Privacy you can verify Your .m4a recording file is never stored by Lecsy — it stays on your iPhone, never saved to your account or our servers. For transcription, audio is handled two ways: during Premium AI and Pro cloud transcription, audio is sent over TLS to our speech-to-text provider, transcribed, and not stored by Lecsy; otherwise transcription runs entirely on your iPhone and audio never leaves your device. Transcript text syncs to your account only when you're signed in. Using AI Summary or Exam Mode sends your transcript text (not audio) to our server and to OpenAI's API to generate results; OpenAI does not train on API content. No ads, no trackers, no IDFA. We never sell your data, and our providers do not train on it per their API terms. ■ Who Lecsy is for • International students in English-taught classes — keep up with fast lectures, then read AI summaries in your first language • Undergrads who can't keep up with fast-talking professors • STEM, pre-med, pre-law, and grad students prepping for exams from recorded classes ■ Pricing • Free to download: 3 hours of Premium AI, then unlimited offline English transcription. • Lecsy Pro — $9.99/month auto-renewable subscription, 7-day free trial. Optional. • No ads. No trackers. No data sold. ■ Requirements iOS 17.6+. On-device speech model (~75 MB) is bundled — no download. Premium AI / Pro cloud transcription and AI features require internet (audio not stored by Lecsy); otherwise English transcription works offline. Sign-in required (Apple, Google, or magic link). Privacy Policy: https://lecsy.app/privacy Terms of Service: https://lecsy.app/terms Support: support@lecsy.app — Subscription details — Lecsy Pro is an auto-renewable subscription. Price: $9.99 per month (prices may vary by region; the actual price is shown in the App Store at purchase). A 7-day free trial is available for new subscribers. Payment is charged to your Apple ID at confirmation of purchase. The subscription automatically renews unless canceled at least 24 hours before the end of the current period; your account is charged for renewal within 24 hours prior to the end of the current period. You can manage or cancel your subscription in your Apple ID account settings after purchase. Any unused portion of a free trial is forfeited when you purchase the subscription. Terms of Use (EULA): https://lecsy.app/terms Privacy Policy: https://lecsy.app/privacy

About

TocArc

Features
Read full description

TocArc turns classroom recordings into a private, evidence-backed learning library. RECORD WITH CONFIDENCE Start a class in one tap, pause and resume safely, add meaningful time markers, and keep the original audio as your source of truth. Recording remains independent from network access, iCloud, and AI readiness. LEARN WITH ON-DEVICE INTELLIGENCE On supported devices, TocArc creates transcripts, translations, structured learning materials, and evidence-backed answers using Apple system technologies. Your classroom audio, transcripts, prompts, and generated materials are not sent to third-party AI services or Private Cloud Compute. RETURN TO THE EVIDENCE Search topics, materials, and classroom evidence. Every generated insight and answer can lead back to the relevant recording timestamp, so you can verify it in context. BUILD A LASTING KNOWLEDGE LIBRARY Organize classes by course, connect related topics, revisit definitions, explanations, examples, questions, assignments, and common misconceptions, and keep learning across multiple classes. MADE FOR REAL CLASSROOMS • Live Activity and Dynamic Island recording status • Optional live captions and translation • Reliable recovery after interruptions • Background post-class processing • Local playback with markers and segment details • Portable exports for audio, text, Markdown, JSON, and TocArc session packages • Optional private iCloud/CloudKit sync • English, Simplified Chinese, Arabic, Japanese, French, German, Spanish, and Malay • VoiceOver, Larger Text, Dark Mode, Reduce Motion, and right-to-left layout support TocArc does not require a product account, does not include ads, and does not track you across apps or websites. Please follow applicable recording laws and obtain permission from teachers, speakers, and participants when required.

Screenshots

Lecsy4 screens
TocArc4 screens

Verdict

The call

The clearest difference is in-app purchases: TocArc at none against Lecsy's 1. Lecsy's advantage is iOS requirement (17.6 vs 26.4). On price, update cadence, 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. Lecsy sells 1 in-app purchase, starting at $9.99 per month. TocArc asks for nothing beyond the download.

UpkeepUpdate frequency

Lecsy ships an update every 9 days, TocArc weekly. Both last shipped on October 24, 2026.

Scorecard2 real differences · 8 level
Lecsy versus TocArc: the parameters behind the verdict, then further details
ParameterLecsyTocArc
PriceFreeFree
Rating4.3 (4 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings4 — better—
Update frequencyEvery 9 daysWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS17.6 — better26.4
Further details — not scored
Size93 MB13 MB
Age rating4+4+
DeveloperTakumi NittonoJin Jin

In-app purchases

1 purchases

Lecsy

Subscriptions1
  • Lecsy Pro7 Days trial$9.991 Month
None

TocArc

No in-app purchases

Questions

Is Lecsy free?
Lecsy is free to download, with in-app purchases available.
Is TocArc free?
TocArc is free to download, with no in-app purchases.
Do Lecsy or TocArc have ads?
Neither Lecsy nor TocArc shows ads.
Which is updated more often, Lecsy or TocArc?
Lecsy ships an update every 9 days, and TocArc weekly. Most recently, Lecsy was updated on October 24, 2026 and TocArc on October 24, 2026.

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