Introvert vs Intervalo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Introvert
Access concise, 20-minute lectures summarizing books and studies on diverse topics. Earn certificates, track progress, and listen offline or in the background. Join a global community focused on self-growth.
- 20-minute lecture summaries
- 500+ book summaries
- 13 diverse topics
- Certificates of completion
- Progress tracking and ratings
- Offline listening
- Background playback
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Self-development in any topic in 20 minutes. We know you don't have time to read this text. Just like specialized articles, 500+ page books, and lengthy studies. OUR COURSES Courses summarize hundreds of books and save you years of college into bite-sized 20-min lectures. Listen to them on the go, in the background — whenever you want. 13 TOPICS: from the evolution of anime to the psychology of leadership, we've got something for everyone! MOTIVATING SELF-GROWTH We award you certificates for each course, show your progress and conduct ratings. AUTHORS ARE PROS Our speakers pack their vast expertise into concise lectures to make the courses efficient yet engaging. ALWAYS AT HAND watch lectures on any device and even with no connection — just download them, and there you go! BACKGROUND PLAY Courses can work like podcasts or audiobooks. Listen to them on the go, during lunch, or as you do your chores. The nerdy Introvert community celebrates more than 300,000 users around the world. Join in — let’s grow together! • User Agreement and Terms of Use: https://artforintrovert.com/privacy_policy • Subscription policy: https://artforintrovert.com/subscriptionpolicy • License terms - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ • Contest rules: https://artforintrovert.com/universal-rules
Intervalo
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You learn a word, and a week later it is gone. Intervalo exists to stop that from happening. The app brings a word back right when you are about to forget it. The method is spaced repetition: the same word returns less and less often until it settles in for good. What does the work is the schedule, not willpower. How it works • A card with a word. Swipe right if you know it, left if you do not yet. The word comes back in an hour, then in 20 hours, three days, a week, two weeks, a month. • 16,500 words from A1 to C1. Filter by CEFR level, by the Oxford 3000 and 5000 lists, and by 29 topics: work, food, travel, health, hobbies. • Every card has pronunciation, transcription and a real example sentence. • Your own dictionaries. Add the words you actually need. • Levels, XP and a daily streak. Skipping a day starts to sting. • Everything works offline, on the metro or on a plane. Start free, no account needed. Pro removes the daily card limit and opens every dictionary filter. Ten minutes a day is enough for your vocabulary to grow on its own. Intervalo Pro subscription • Monthly, renews every month. • Yearly, renews every year. Payment is charged to your Apple ID when you confirm the purchase. The subscription renews automatically unless you cancel at least 24 hours before the end of the current period. Manage it in your Apple ID settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://intervalo.me/privacy
Screenshots
Verdict
The clearest difference is iOS requirement: Intervalo at 15.0 against Introvert's 17.0. On price, update cadence, ads and in-app purchases 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
Both are free to download. Introvert sells 10 in-app purchases, starting at $6.99 per month and Intervalo sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
Introvert ships an update every 11 days, Intervalo every 3 weeks. The most recent releases landed on November 7, 2026 and November 6, 2026 respectively.
| Parameter | Introvert | Intervalo |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (897 ratings) — better | — |
| Positive reviews | 47.9% of reviews | — |
| Number of ratings | 897 — better | — |
| Update frequency | Every 11 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 488 MB | 2 MB |
| Age rating | 4+ | 12+ |
| Developer | ArtIntrovert LLC | Dzmitry Lishko |
Bugs and requests
Introvert
Reported bugs
5 issues- White screen issues
- Login and registration problems
- Inconsistent progress tracking
- Subscription billing errors
- Compatibility issues on older devices
Requested features
5 requests- Option to adjust text size
- Improved offline capabilities
- Seamless integration between app and website
- More personalization options
- Subtitles and transcripts for lectures
Intervalo
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Introvert
- Тариф 1 месяц7 Days trial$6.991 Month
- Monthly rate7 Days trial$6.991 Month
- 1 month subscription7 Days trial$6.991 Month
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- 1 year subscription7 Days trial$49.991 Year
- Лекция$0.99
- Лекция$4.99
- Видеолекция$9.99
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- Профильный курс$42.99
- Профильный курс$49.99
- Профильный курс$54.99
Intervalo
- Intervalo Pro - месяц$2.991 Month
- Intervalo Pro - год$29.991 Year
Questions
Is Introvert free?
Is Intervalo free?
Do Introvert or Intervalo have ads?
Which is updated more often, Introvert or Intervalo?
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