Polza vs Deep In
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Polza
This app guides users on achieving financial growth step-by-step. It covers topics like becoming a private investor, managing debt, building capital, and finding fulfilling work that generates income.
- Step-by-step financial growth guidance
- Becoming a private investor
- Debt elimination and prevention
- Capital creation strategies
- Finding and monetizing passion
- Work-life balance for women
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Відверто про гроші В додатку відповіді на такі питання: - Як вийти на новий фінансовий рівень крок за кроком - Як стати приватним інвестором і жити на дивіденди - Як вийти із боргів і більше у них не потрапляти - Як створити капітал без погіршення життя - Як знайти улюблену справу і заробляти на цьому - Як жінці знайти баланс у зароблянні грошей
Deep In
Learn languages by immersing yourself in real-world content like YouTube videos. This app focuses on understanding native speakers and building practical vocabulary through interactive subtitles and personalized review tools.
- Watch real YouTube videos in original language
- Interactive subtitles with word and phrase breakdown
- Personalized vocabulary review with flashcards
- Practice speaking with AI conversation partner
- Vast catalog of diverse video content
- Add your own YouTube videos
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Here you don't learn a language — here you feel it. You watch real YouTube videos in English and take apart whatever you didn't catch, right where you are. The difference: not lessons, immersion. ONE LINE, ALL THE WAY DOWN Someone in the video says "she's so game." Every word is familiar. Game — a game? No: she's completely up for it. A dictionary hands you one meaning and stops there. Solomia keeps going: why "game" and not "ready", who you can say it to, and three more places it turns up. NOT THE USUAL WAY No dull lessons, no homework. No invented dialogues and no manufactured topics. No practice with a teacher who isn't a native speaker either. Everything here is the real thing from the start: you just watch video in the original, on the subjects you actually care about. You learn to understand native speakers — their imperfect, spoken, real language. And you fill your vocabulary with the words and phrases they actually use. AN ENORMOUS CATALOGUE From travel vlogs to talks on anything you like. History, hiking, AI. Podcasts, stand-up, interviews, TV shows. Or add any YouTube video to your own space yourself. You watch what interests you and learn the language at the same time. INTERACTIVE SUBTITLES Stop at any moment and take apart what you didn't get. Subtitles in two languages. Any moment can go deep with Solomia, and any word or phrase can be kept — together with the sentence it came from. A VOCABULARY YOU COME BACK TO Review what you kept as flashcards, or work it through with Solomia. She brings your own words back into conversation, in new examples, until they arrive without you reaching. SOLOMIA, OUT LOUD So that you don't only understand and know a lot, but can actually speak. Talk about the video you just watched the way you would with a friend. Or ask how to say something. No appointment, and nobody else in the room. COMPLETE FREEDOM You do and watch what you want, when you want, as much as you want. No compulsory rigid programme. Only your pace, your taste and your own responsibility. WHY IT WORKS It's like stepping into the language itself. Closer to how a child learns to understand, and then to speak, their first language. They just listen, and then try. Nobody teaches them grammar or rules. By their first lesson they already understand everything — and speak freely, sometimes far too much. Just try it. Dive and feel. Created by Ukrainians SUBSCRIPTION DETAILS Deep In offers an auto-renewable subscription, available monthly, every 6 months, or yearly. New subscribers get a 7-day free trial. Prices are shown in the app before purchase. The free trial converts to a paid subscription unless it is cancelled at least 24 hours before it ends. Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless it is cancelled 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 Account settings after purchase. Terms of Use: https://deepin.world/terms Privacy Policy: https://deepin.world/privacy Support: https://deepin.world/support
Screenshots
Verdict
The clearest difference is ads: Deep In at none against Polza's shown. Deep In also leads on update cadence (every 5 days vs every 4 months) and ratings volume (4 vs 1). On price, rating, review sentiment 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. Polza sells 1 one-off in-app purchase and Deep In sells 3 in-app purchases, starting at $29.00 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Polza against 5.0 for Deep In. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Polza ships an update every 4 months, Deep In every 5 days. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.
| Parameter | Polza | Deep In |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (4 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 4 months | Every 5 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 89 MB | 79 MB |
| Age rating | 17+ | 17+ |
| Developer | Kirill Gorshkov | DEEP IN |
Customer experience
Polza
Deep In
In-app purchases
Polza
- Finlevel$15.90
Deep In
- Deep7 Days trial$29.001 Month
- Deep — 6 Months7 Days trial$139.996 Months
- Deep — Yearly7 Days trial$239.991 Year









