Cookie Policy
Last updated: July 2026
1. What Are Cookies?
Cookies are small text files placed on your device (computer, tablet, or mobile phone) when you visit a website. They are widely used to make websites work efficiently, remember your preferences, and provide information to website owners. Cookies cannot run programs or deliver viruses to your device — they simply store small pieces of data.
When you visit CalcSutra, cookies may be set by us (first-party cookies) or by third-party services we use (third-party cookies). This policy explains exactly which cookies are used and why.
2. How We Use Cookies
CalcSutra uses cookies for the following purposes:
- To ensure the website functions correctly (essential cookies)
- To understand how visitors use the site, so we can improve it (analytics cookies)
- To deliver relevant advertisements and measure their effectiveness (advertising cookies)
All calculations on CalcSutra happen entirely within your browser. We do not use cookies to store any of your calculation inputs or results.
3. Essential Cookies
Essential cookies are strictly necessary for the website to function. Without them, some features of CalcSutra may not work properly. These cookies do not collect any personally identifiable information about you.
| Cookie Name | Purpose | Duration |
|---|---|---|
| _session | Maintains session state during your visit | Session |
4. Analytics Cookies
We use analytics cookies to understand how visitors interact with CalcSutra — for example, which calculators are most popular, how long visitors stay, and from which regions they come. This information is aggregated and anonymous; it cannot identify you personally.
Google Analytics
CalcSutra uses Google Analytics 4 (GA4), provided by Google LLC. Google Analytics places cookies on your device to collect information such as:
- Pages visited and time spent on each page
- Browser type, device type, and operating system
- Approximate geographic location (country/region level)
- How you arrived at CalcSutra (e.g., search engine, direct)
| Cookie Name | Purpose | Duration |
|---|---|---|
| _ga | Distinguishes unique users | 2 years |
| _ga_[ID] | Maintains session state for GA4 | 2 years |
| _gid | Distinguishes users (short-term) | 24 hours |
Data collected by Google Analytics is processed by Google LLC under their Privacy Policy. You can opt out of Google Analytics by installing the Google Analytics Opt-out Browser Add-on.
5. Advertising Cookies — Google AdSense
CalcSutra displays advertisements served by Google AdSense, a service provided by Google LLC. Google AdSense uses cookies and similar tracking technologies to:
- Show you advertisements that are relevant to your interests based on your browsing history across websites
- Limit the number of times you see a particular advertisement
- Measure the effectiveness of advertising campaigns
- Prevent fraudulent ad traffic
| Cookie Name | Purpose | Duration |
|---|---|---|
| IDE | Used by Google DoubleClick to register and report ad interactions | 1 year |
| DSID | Identifies a signed-in user on non-Google sites for ad targeting | 2 weeks |
| test_cookie | Checks if the user's browser supports cookies | Session |
| NID | Used to display Google ads in Google services based on search history | 6 months |
| ANID | Ad targeting based on interests and browsing history | 13 months |
Google's use of advertising cookies enables it and its partners to serve ads based on your visit to CalcSutra and/or other sites on the internet. Google's advertising practices are governed by the Google Advertising Privacy Policy.
6. Third-Party Cookies
In addition to Google services, CalcSutra may include content or features from third-party providers. These providers may also set cookies on your device when you visit our site. We do not control these third-party cookies. Third-party providers we may work with include:
- Google LLC — Analytics (Google Analytics 4) and Advertising (Google AdSense / DoubleClick)
For more information about third-party cookies used by Google, visit Google's Cookie Policy.
7. Managing and Opting Out of Cookies
You have several options to control or disable cookies:
Browser Settings
Most web browsers allow you to control cookies through their settings. You can typically find these settings under “Privacy” or “Security” in your browser's preferences. Note that disabling all cookies may affect how CalcSutra functions.
Opt Out of Google Advertising Cookies
You can opt out of personalised advertising by Google by visiting Google Ads Settings. You can also use the Digital Advertising Alliance opt-out tool or the Network Advertising Initiative opt-out tool.
Opt Out of Google Analytics
To prevent Google Analytics from collecting data about you, install the Google Analytics Opt-out Browser Add-on.
8. Changes to This Cookie Policy
We may update this Cookie Policy from time to time to reflect changes in technology, legislation, or our data practices. The date at the top of this page indicates when the policy was last revised. We encourage you to review this page periodically to stay informed.
9. Contact Information
If you have any questions about our use of cookies or this Cookie Policy, please contact us:
- Email: technohelpchat@gmail.com
- Contact form: calcsutra.com/contact
For more information about how we handle your data generally, please read our Privacy Policy.