TOOL plus (Pro) ¶ vs STF Sleep Research
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TOOL plus (Pro) ¶
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TOOL plus (Pro) integrates an incredible 50-in-1 toolset into a single powerful app, eliminating the need to download dozens of separate utilities. Key Features: Productivity: Professional Notes, Voice Recorder, and Calendar for seamless organization. Daily Essentials: High-speed QR Code Scanner, Flashlight, and Weather Forecast. Privacy & Safety: Secure App Lock, Real-time Location, and a dedicated Emergency Call button. Creative & Technical: A digital Whiteboard, high-accuracy Sound (Noise) Meter, and Video Recorder. Outdoor & Lifestyle: High-precision Compass, Makeup Mirror, and 181.fm Live Music. Precision Utilities: High-response Tap Counter and Random Number Generator for instant tracking and objective, calculated results. The ultimate choice for your needs experience it now! and never look back.
STF Sleep Research
This utility app synchronizes health data from wearable devices to Apple Health. It assists researchers in studying sleep sciences by collecting steps, sleep, and heart rate information. Authorization is required to enable data syncing.
- Track paired wearing equipment data
- Sync steps, sleep, and heart rate
- Integrates with Apple Health
- Supports sleep science research
- Concise and straightforward interface
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STF Sleep Research is a concise app that can track paired wearing equipment data. The app will help Stanford University researchers to study Sleep Sciences. Attention: - After you authorize, you can sync your steps, sleep, heart rate, and other health data from this app to Apple "Health" app.
Screenshots
Verdict
The clearest difference is update cadence: TOOL plus (Pro) ¶ at every 2 days against STF Sleep Research's every 5 weeks. STF Sleep Research's advantage is iOS requirement (10.0 vs 15.6). On price, ads, in-app purchases and device support 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.
TOOL plus (Pro) ¶ ships an update every 2 days, STF Sleep Research every 5 weeks. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.
| Parameter | TOOL plus (Pro) ¶ | STF Sleep Research |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.3 (3 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 2 days — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 10.0 — better |
| Further details — not scored | ||
| Size | 111 MB | 117 MB |
| Age rating | 17+ | 4+ |
| Developer | Han-Chung Lin | Zepp Inc. |
In-app purchases
TOOL plus (Pro) ¶
No in-app purchases
STF Sleep Research
No in-app purchases
Questions
Is TOOL plus (Pro) ¶ free?
Is STF Sleep Research free?
Do TOOL plus (Pro) ¶ or STF Sleep Research have ads?
Which is updated more often, TOOL plus (Pro) ¶ or STF Sleep Research?
Other comparisons
