Focus Guardian vs lbs123
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Focus Guardian
This app uses your iPhone's camera to detect signs of drowsiness, such as yawning or closed eyes. It offers extensive customization for alerts and monitoring, with a focus on privacy and user experience.
- Machine vision-driven fatigue detection
- Dozing and yawning monitoring
- Customizable alert triggers and tones
- Privacy-focused local processing
- Video streaming toggle
- Guard record management
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FocusGuardian: Your Reliable Virtual Co-Pilot and Study Partner Utilizing the powerful computational capabilities and advanced imaging technology of the iPhone, FocusGuardian delivers a machine vision-driven fatigue prevention alert system. This app offers extensive customization options, allowing you to tailor the features to meet your specific needs. Whether you are a student or a professional, FocusGuardian is your ally, assistant, and essential tool. High Customization: 1. Activate only one monitering—choose either dozing monitoring or yawning detection. 2. Set alerts for when just one eye closes. 3. Customize the "FocusGuardian" experience based on the size of your eyes and mouth. 4. Record only, no alerts—avoid frequent disturbances while gathering valuable data on your work habits. 5. Customize alert tones for a truly personalized experience. 6. Compatible with AirPods to ensure your environment remains undisturbed. Human-Centric Design, Avoiding Embarrassment: 1. Monitor without video streaming to conserve system resources, reduce device heating, and extend usage time. 2. Turn off video streaming while keeping monitoring active. Record Every Moment of Protection: 1. Excellent guard record management system organizes your data neatly. 2. Set custom "auto-archive days" to keep your main page both minimalist and convenient. Additional Practical Features: 1. Low volume reminder ensures alert effectiveness. 2. Customize the duration of the alert tone. 3. Zoom in and out of the camera view. 4. Brighten the background to serve as a fill light. 5. Beautifully designed main page layout. Privacy Protection: All computations are performed locally, ensuring that your valuable privacy data is never compromised. Purchase Policy: One-time payment for lifetime maintenance.
lbs123
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lbs123是一款面向国内外用户的查设备软件,它以方便快捷的优势服务于用户,可以直观的看到设备所处的位置,通过报表可以直观的查看设备一系列数据统计。 注意:App需要获取用户的地理位置信息用于查看周围设备,请在不使用App 的情况下,完全退出App,以保证电池使用寿命。 lbs123 is a device search software for both domestic and international users. It serves users with the advantages of convenience and speed, allowing them to directly see the location of the device. Through reports, they can visually view a series of data statistics of the device. Note: The App needs to obtain the user's geographical location information to view surrounding devices. Please completely exit the App when it is not in use to ensure battery life.
Screenshots
Verdict
The clearest difference is price: lbs123 at Free against Focus Guardian's $3.99. lbs123 also leads on update cadence (monthly vs every 3 months) and device support (3 vs 1). On 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
lbs123 is free to download; Focus Guardian costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Focus Guardian ships an update every 3 months, lbs123 monthly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.
| Parameter | Focus Guardian | lbs123 |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 4.7 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 256 MB |
| Age rating | 4+ | 17+ |
| Developer | 博宇 周 | 茜 赵 |
In-app purchases
Focus Guardian
No in-app purchases
lbs123
No in-app purchases









