# Tuckt: Stomach Vacuum — Flat Belly Core Breathing > Breathing exercise app for core strength, posture, and waist shaping. (iPhone/iPad app by Vladimir Li.) - Source: https://appshunter.io/ios/app/tuckt-stomach-vacuum/id6758945351 (this page in markdown: same URL + `.md`) - Developer: [Vladimir Li](https://appshunter.io/developer/1587178155) - Category: Health & Fitness, Lifestyle - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings - Age rating: 12+ - Requires: iOS 18.6 · 41 MB - Languages: American English, Arabic, French (France), German (Germany), Indonesian, Italian, Japanese, Korean, European Portuguese, Russian and 3 more - Released: 2026-08-06 - Data updated: 2026-08-28 - Monetization: freemium - User reviews in markdown: https://appshunter.io/ios/app/tuckt-stomach-vacuum/id6758945351/reviews.md ## What is Tuckt? Train your core with your breath, not crunches. Tuckt guides you through the stomach vacuum — a quiet breathing exercise for the deep core muscles that shape your waist and support your posture. No equipment, no floor work, just five minutes a day. A guided timer leads every session: it counts the hold, cues each phase and speaks the last seconds out loud, so you can practice with your eyes closed instead of watching the screen. WHAT'S INSIDE - 6 step-by-step programs, from your very first hold to deep 30-day control - 3 challenges built around streaks - 8 daily practices for any moment — morning, at your desk, before bed - A custom session builder: set your own hold, reps and rest LEARN IT PROPERLY A five-step guide walks you through setup, breathing, the vacuum itself and the hold — plus the common mistakes and who should avoid this exercise. In a breathing practice, technique is the whole point. SEE YOUR PROGRESS A calendar marks every day you practice. Streaks and completed programs keep the habit visible, so five minutes today turns into a routine. WORKS EVERYWHERE Available in 15 languages on iPhone and iPad. SUBSCRIPTION Tuckt offers an optional subscription (monthly, or yearly with a free trial) that unlocks all programs, challenges and saved custom sessions. Payment is charged to your Apple ID; the subscription renews automatically unless cancelled at least 24 hours before the period ends. Manage or cancel it anytime in your App Store account settings. The stomach vacuum is a breathing exercise, not medical treatment. It isn't suitable during pregnancy, in the early weeks after childbirth, or with high blood pressure, heart conditions, a hernia or recent abdominal surgery. If you have any health concerns, check with your doctor first. Tuckt does not provide medical advice. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://litekmya.github.io/tuckt-legal/privacy.html ## Key features - Guided breathing sessions - Deep core muscle training - Posture and waist shaping - Progress tracking calendar - Customizable session builder - Step-by-step learning guide ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Monthly Premium | $4.99 | per month | | Yearly Premium | $29.99 | per year | | Monthly Premium (Special) | $3.99 | per month | ## Frequently asked questions about Tuckt ### What is Tuckt: Stomach Vacuum? Tuckt: Stomach Vacuum is a health and fitness app that guides users through a breathing exercise to strengthen deep core muscles, improve posture, and shape the waist. It requires no equipment and can be practiced for just five minutes a day. ### How does Tuckt: Stomach Vacuum work? The app provides guided sessions with a timer that cues each phase of the stomach vacuum exercise, allowing users to practice with their eyes closed. It includes step-by-step programs and a learning guide to ensure proper technique. ### What programs and challenges are available in Tuckt: Stomach Vacuum? Tuckt offers 6 step-by-step programs ranging from beginner holds to advanced control, 3 challenges focused on building streaks, and 8 daily practices for various times of day. A custom session builder is also available. ### Can I track my progress with Tuckt: Stomach Vacuum? Yes, Tuckt features a calendar that marks practice days and displays streaks and completed programs to help users build a consistent routine. This visual feedback encourages daily engagement. ### What are the subscription options for Tuckt: Stomach Vacuum? Tuckt offers an optional subscription with monthly and yearly plans, each including a 3-day free trial. The subscription unlocks all programs, challenges, and saved custom sessions. Pricing starts at $3.99/month. ### How do I manage or cancel my Tuckt subscription? Subscriptions can be managed or canceled at any time through your App Store account settings. To avoid charges, cancellations must be made at least 24 hours before the current subscription period ends. ### Is Tuckt: Stomach Vacuum suitable for everyone? The stomach vacuum exercise is not suitable during pregnancy, in the early weeks after childbirth, or for individuals with high blood pressure, heart conditions, hernias, or recent abdominal surgery. It is recommended to consult a doctor if you have any health concerns. ### What devices is Tuckt: Stomach Vacuum available on? Tuckt: Stomach Vacuum is available in 15 languages on both iPhone and iPad. It is designed for users who prefer to practice their core exercises on Apple mobile devices. ## Version history (last 2 releases) ### 1.1 — 2026-08-27 Apple Health Finished practices can now be saved to Apple Health as workouts. Sync is off until you turn it on in Profile → General, and Tuckt only writes — it never reads your health data. Seven new languages Italian, Spanish (Mexico), Portuguese (Portugal), Traditional Chinese, Thai, Arabic and Indonesian. Tuckt now speaks 15. The practice screen shows the movement The belly is drawn in during the hold and relaxed while you prepare and rest, so you can see what you're aiming for without leaving the timer. The ring is smaller now, and the screen scrolls on shorter iPhones. Fixes The faint hum some devices made during practice is gone. The language list scrolls the way it should. ### 1.0 — 2026-08-06 No release notes. ## More apps by Vladimir Li - [Wise Use](https://appshunter.io/ios/app/wise-use/id1645388412) - [BelaHora: Appointment Book](https://appshunter.io/ios/app/belahora-appointment-book/id6459474353) - [Only Today: Daily Planner](https://appshunter.io/ios/app/only-today-daily-planner/id6746700290) All apps by Vladimir Li: https://appshunter.io/developer/1587178155 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-28.*