
phpMyAdmin
DbVisualizer
Navicat
DBeaver
Sequel Pro
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Toad for Oracle
Oracle SQL Developer is a free, development environment that simplifies the management of Oracle Database in both traditional and Cloud deployments.

Date Calculator Pro
28 Days from Today
CountBusinessDays
clocks.life
Working Days Calc
Biz Day Calc
WeekIsIt
The current day number, week number, and today's date. What day of the year it is and remaining days in the year. Date calculator, Calendar & Time formats.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | oracle.com | day-number.com |
| Pricing | — | |
| Company | — | 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of SQL Developer yet.
Check the current day number, week number, and today's date. Learn which day/week of the year it is and how many days/weeks remain in the year. Date calculator. Auto-detects time zone/country, updates in real-time per ISO standards, suiting developers, students, businesses (payroll), and...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
SQL Developer Course Review | York Uni. Canada Student | RedBush Technologies
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing SQL Developer and Day-Number.
Day-Number's answer:
Day-Number automatically detects your timezone and location, then displays ISO 8601-compliant day numbers, week numbers, and country-specific holidays - all in one place. Unlike basic calendar tools, we combine real-time timezone intelligence with international holiday support and powerful date calculators in a clean, modern interface.
Day-Number's answer:
We automatically detect your location and adjust everything for you - perfect for travelers and remote workers. We provide accurate ISO week numbers (which many tools get wrong), support multiple date format standards, show upcoming holidays for your country, and include powerful date calculators. Everything is free, privacy-focused, and works beautifully across all devices.
Day-Number's answer:
Remote workers and digital nomads managing multiple timezones, developers and project managers who work with ISO date standards, international teams coordinating across different countries, and anyone who needs quick access to standardized date information without complex calendar apps.
Day-Number's answer:
As developers working with international teams, we constantly needed to answer "What's today's ISO week number?" or "How many days until the deadline?" Existing tools either lacked timezone intelligence or showed incorrect ISO calculations. We built Day-Number as the tool we wished existed - one that instantly shows where you are in time, no matter where you are in the world.
Day-Number's answer:
Next.js 15 with React 19 and TypeScript for performance and maintainability, Tailwind CSS for responsive design, date-fns-tz for precise timezone calculations, and next-intl for internationalization. We use ipapi.co for geolocation and Nager.Date for holiday data, deployed on Vercel's edge network for global availability.
Day-Number's answer:
As a free public tool, we serve thousands of individual users rather than traditional customers - including developers relying on accurate ISO standards, international businesses managing multi-timezone operations, and remote-first companies. We're adopted particularly in tech hubs across North America, Europe, and Asia, especially among digital nomad communities.
Share your experience with using SQL Developer and Day-Number. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Oracle SQL Developer is the primary client software for Oracle Database, developed and supported directly by Oracle Corporation. As the official tool, it provides full support for all Oracle versions, both on-premises...
Oracle SQL Developer, created by Oracle Corporation, serves as the default graphical user interface (GUI) client for Oracle Database, both on-premises and cloud-based.
Oracle SQL Developer, provided by Oracle Corporation, stands as the official integrated development environment for Oracle Database. It comes at no extra charge with any Oracle Database license and provides a...
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