Mastery vs Jin Mobile
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mastery
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Mastery helps you build discipline through repetition. Track any skill. Log your practice. Watch yourself improve, one rep at a time. Whether you are learning something new, training your body, refining your craft, or building steady habits, Mastery gives you a simple system to return to daily. Progress is not about perfection. It is about showing up. Key Features: • Track any skill or habit with fast, simple logging • Level system from 1 to 100 to make growth visible • Milestone titles from Initiate to Master • Daily logs with notes to record your practice over time • Clean design built for focus • The Dojo: a daily show-up journal for steady, meaningful growth The Dojo is a daily practice space built around consistency, not streaks. A place to show up, reflect, and anchor your training in real action. Each day offers a simple scene and choice rooted in practice: body, mind, and spirit. Build discipline. Track progress. Stay with the work.
Jin Mobile
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Talk, and Jin Mobile writes. Jin Mobile turns your voice into clean text as you speak, in any of 100+ languages, on iPhone, iPad, and Apple Watch. WHY JIN MOBILE • Accuracy. 99%+, tracked for every speech model in Stats. • Live transcription. Your words appear as you say them. • 100+ languages, each on the speech model that suits it best. • Vocabulary. 4,000+ words built in, including 1,800+ professional and medical terms. • Private. Speech runs on your device, and one switch keeps everything local. • Every device. iPhone, a native iPad app, and Apple Watch sync with each other in seconds. • Help is one tap away, with a Guide, page tours, and a Glossary. Siri answers questions too. DICTATION • The keyboard types into any app: Mail, Messages, Slack, Notes, Safari. • Edit as you speak. Say "scratch that" to drop a sentence. • Magic Formatting writes times, dates, money, phone numbers, and math the right way. • Tones: Verbatim, Formal, Casual, Texting, Excited, Email, and Document. Write Like Me sounds like you. • Swipe typing, AutoCorrect, and suggestions that learn your words. • Bolt. Copy text, say what to do with it, and paste the result. • Dictation History keeps every take, audio included. • Filler Words, Snippets, and Replacements. Say "Hey Jin" when your hands are full. • Hinglish, Tanglish, Banglish, and Singlish, written in English letters. THOUGHTS AND LIBRARY • Tap the rainbow button and speak. Your thought is saved and titled. • Capture from Apple Watch, upload audio, or use Free Flow Mode for long-form thinking. • Smart Suggest files each thought into Projects, Folders, and Sub Folders. • Ask your Library out loud. Explore asks questions that take a thought further. • Add photos, files, scans, places, reminders, Urgency, and People to any thought. • Karaoke playback from 0.5x to 2x. Every word lights up as you hear it. • Pending, Archive, Journal, Merge, Find & Replace, and summaries by folder, tag, or date. • Share a thought as a link or a file, audio included. MEETINGS • Transcripts. Record or upload a meeting, with speaker labels. • Voices. Name a speaker once, and later meetings name them for you. • Templates. Thirty summary layouts, or your own. Mark key moments live. • Plaud. Your recordings arrive on their own. • Auto recovery. An interrupted recording is saved and rebuilt from its audio. • Keep recording in the background while you use your phone. CALENDAR • Speak to your calendar. Start a thought with "calendar" or "reminder" and Act makes it. • Checklists. Speak items into any event, tick them off, and move what's left to another day. • Availability shows when you are free, with another city's clock beside yours. • Time Breakdown shows work hours, off hours, and personal time. TRANSLATE • Speak one language and read another. Lasso any text in any app to translate it. • Talk. Two people, two languages, one phone, read aloud as you go. • Apple translates English pairs on your device. Add a Google Gemini key for many more. • Non-English thoughts get an English translation, automatic. STATS AND STREAKS • Stats and streaks pool across all your devices. • Speech Coach scores Pace, Fillers, Hesitation, Variation, and Clarity. • Earn a daily badge, answer Quiz of the Day, and fill a six-month Consistency grid. INTEGRATIONS • Notion, Apple Calendar, and Apple Reminders. • Webhooks to Make, Zapier, n8n, and hundreds more apps. EVERYTHING ELSE • Local: one switch, and nothing you capture leaves your phone. • Cloud features use your own key, only when you turn them on. • App Lock keeps your library, or any tab in it, behind Face ID. • Audio Retention from a day to forever. Discarded recordings wait in Recovered Audio. • Backed up to iCloud. Home Screen widgets, including a Calendar. • One-time purchase. No subscription. No account needed. Works offline. Your voice stays with you. Speech is transcribed on your device, and Local keeps everything you capture on your phone. Open Jin Mobile and start talking.
Screenshots
Verdict
The clearest difference is price: Mastery at $1.99 against Jin Mobile's $24.99. Mastery also leads on iOS requirement (15.1 vs 17.4). On update cadence, ads, in-app purchases 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
Mastery costs $1.99 and Jin Mobile $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Mastery ships an update every 9 days, Jin Mobile fortnightly. The most recent releases landed on October 9, 2026 and September 29, 2026 respectively.
| Parameter | Mastery | Jin Mobile |
|---|---|---|
| Price | $1.99 — better | $24.99 |
| Update frequency | Every 9 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, Apple Watch — better |
| Requires iOS | 15.1 — better | 17.4 |
| Further details — not scored | ||
| Size | 37 MB | 67 MB |
| Age rating | 4+ | 4+ |
| Developer | Benny Jien | Murali Balaraman |
In-app purchases
Mastery
No in-app purchases
Jin Mobile
No in-app purchases









