D+ vs TimeCalc w/ Watch App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
D+
Automate your home with a wireless smart home system. Control appliances, lighting, security, and more remotely. Enjoy personalized comfort and enhanced home management.
- Security alarm
- Fingerprint access
- Remote video monitoring
- Appliance control
- Curtain control
- Scene and timing control
- Energy saving
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when you come back home and open the door ,the temperature system have already prepare a nice temperature for you. when you open the fingerprint doorlock by your fingerprint,the light will turn on and play the music at the same time. wherever you are ,smart home system will manager your all appliances automation for your home. we have ready for it ,we can provide a professinal wireless smart home solution for you ,just need 15 mins ,can give a smart home for you. smart home system is using the fifth IOTs technology. The main functions of system 1.security alarm 2.fingerprint 3.remote video 4.appliances control 5.curtain control 6.sence control 7.timing control 8.save energy 9.music control 10.communication management 11.remote SOS 12.open the door remotely 13.cloud alarm message 14.cellphone alarm our smart home system using advanced wireless network communication technology and computer technology as well as through by many wireless communication ways to build the family wireless network in order to integerate with video,audio,alarm and appliances control under a wireless management platform to realize the smart control and alarm.
TimeCalc w/ Watch App
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"TimeCalc" is a calculator app that can calculate time, and is compatible with the Apple Watch. [Main Features & Functions] - Input of Expressions Using Parentheses Allows for the calculation of expressions using parentheses. - Edit Function Expressions can be deleted and corrected using the delete key. - Two-Line Display Expressions and their answers are displayed on separate lines. - Time Calculation Function Capable of performing time calculations. Units are mutually convertible. - Support for Large Numbers Can calculate large numbers up to a maximum of 16 significant digits. - Apple Watch support [Disclaimer] Thank you for using the "TimeCalc" app (hereinafter referred to as "this app"). We have made every effort to meet the calculation needs of our users; however, please note the following: - Accuracy of Calculation Results Although this app is designed to meet general calculation needs, due to the nature of software, bugs and system limitations might lead to errors in calculation results. Therefore, the results obtained from this app should be used for reference only, and verification by other means is strongly recommended for applications where accuracy is critical (such as financial transactions, scientific research, safety-related calculations, etc.). - Limitation of Liability The developers and the developing company shall not be liable for any direct, indirect, incidental, special, or consequential damages arising from the use of this app. The user assumes all responsibility for the results obtained through the use of this app.
Screenshots
Verdict
The clearest difference is ads: D+ at none against TimeCalc w/ Watch App's shown. D+ also leads on update cadence (every 4 weeks vs every 3 months) and iOS requirement (9.0 vs 15.0). On price, 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.
D+ ships an update every 4 weeks, TimeCalc w/ Watch App every 3 months. Both last shipped on October 24, 2026.
| Parameter | D+ | TimeCalc w/ Watch App |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 4 weeks — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Apple Watch |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 145 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | 英江 李 | Legal Prompt Inc. |
In-app purchases
D+
No in-app purchases
TimeCalc w/ Watch App
No in-app purchases









