OPUMP vs For me buds
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OPUMP
This intelligent breathing trainer helps you test inspiratory capacity, engage in guided breathing exercises, and track your progress. It offers various training methods, historical data analysis, and even a breathing training game and course. It is not a medical device but provides reference data for app content.
- Test inspiratory and expiratory vital capacity
- Various breathing training methods
- Analysis of historical breathing records
- Breathing training game
- Breathing training course
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As the first FDA-approved breathing trainer, OPUMP finally meets you. Used for respiratory muscle training, OPUMP is the first intelligent breathing trainer that can be used independently and connected to OPUMP App to test inspiratory capacity, have breathing training, learn different breathing methods, and track the progress. OPUMP Breathing Trainer Features: - Test inspiratory and expiratory vital capacity; - Various breathing training methods; - Analysis of historical breathing records; - Added: Breathing training game, breathing training course. Disclaimer: OPUMP is not a medical device and should not be used to diagnose or treat any medical condition. The data reflected in the product is for reference and used for APP content only. Please consult a doctor if you need any medical advice. (PS. OPUMP has completed the FDA registration in the United States and obtained the medical device certification in China.)
For me buds
This app offers multiple modes to improve sleep and focus. Utilize Deep Sleep Mode for extended rest, Power Nap Mode for quick rejuvenation, Meditation Mode with breathing exercises, and Focus Mode for enhanced concentration.
- Deep Sleep Mode
- Power Nap Mode
- Meditation Mode
- Breathing exercises
- Focus Mode
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The For me buds app supports various modes, including Deep Sleep Mode for long and restful sleep; Power Nap Mode for short and effective rest; Meditation Mode with breathing exercises for daily relaxation; Focus Mode to help you concentrate when needed.
Screenshots
Verdict
The clearest difference is rating: For me buds at 2.8 against OPUMP's 1.3. For me buds also leads on review sentiment (33% vs 0%) and update cadence (every 9 days vs every 2 months). OPUMP's advantage is iOS requirement (11.0 vs 13). On price, ratings volume, 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. Neither carries in-app purchases, so what you see is what you pay.
For me buds holds the better App Store score, 2.8 against 1.3. Both are backed by a comparable volume of ratings — 4 and 11 respectively. Written reviews point the same way: 0% of OPUMP's written reviews are positive against 33% of For me buds's.
OPUMP ships an update every 2 months, For me buds every 9 days. The most recent releases landed on June 28, 2026 and June 10, 2026 respectively.
| Parameter | OPUMP | For me buds |
|---|---|---|
| Price | Free | Free |
| Rating | 1.3 (4 ratings) | 2.8 (11 ratings) — better |
| Positive reviews | 0.0% of reviews | 33.3% of reviews — better |
| Number of ratings | 4 | 11 — better |
| Update frequency | Every 2 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 13 |
| Further details — not scored | ||
| Size | 574 MB | 176 MB |
| Age rating | 12+ | 4+ |
| Developer | Light&Move TECH Co.,Ltd | SLEEPWAVE Inc. (KR) |
Customer experience
OPUMP
For me buds
In-app purchases
OPUMP
No in-app purchases
For me buds
No in-app purchases
