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Cloudflare can host a low-volume notes app without a monthly Cloudflare charge, using Workers for application logic and D1 for note data. That is a conditional free-tier option, not a verified “exact setup”: no app, source code, login design, or backup process is identified here. The service limits and privacy protections depend on the implementation.
Can you host a notes app on Cloudflare for free?
Yes, a small app can fit a plausible Cloudflare free-tier architecture. A Worker can handle server-side requests, while D1 provides managed SQL storage with SQLite semantics. Cloudflare describes D1 as a serverless database; this combination is suitable in principle for structured note data, but it does not establish that a particular notes app has been built, deployed, or tested.
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For new projects, Cloudflare currently recommends Workers. Its Pages overview says, “Workers supports most Pages use cases and offers a broader feature set. Start new projects with Workers.” Cloudflare Pages overview
What does $0 per month include?
These are Cloudflare’s documented allowances as of October 2026. They apply to Cloudflare usage, not necessarily to every cost involved in operating a website.
#1 Best Overall
- 【Instant Snap-on Magnetic Attachment】- The Patented Magnetic Privacy Screen – Protected by U.S. Patents 9,829,669 and D844,012. Simply place the privacy screen along the top of your MacBook and let the magnets attach along the top. No need for tricky placement, messy tape, or damaging adhesive. Easily remove and reattach when you need it.
- 【Filter Dimensions】: Width: 11 15/16" (304 mm), Height: 7 1/2" (190 mm), Diagonal: 14.1" (358.14 mm) - SightPro Blackout Privacy Filter is engineered to be compatible with Lenovo, HP, Dell, Acer, Asus, Samsung, and other laptop brands. Please verify your screen's width and height measurements before ordering. It's not recommended to make your selection based solely on your screen's diagonal size. [Not optimized for touchscreens.]
- 【Superior Privacy】- Our advanced multi-layered film filter blacks out your screen when viewing from the side, while maintaining a crystal clear screen straight-on. It also protects your eyes from harmful UV and blue light. [Note: It does not block visibility directly behind you, regardless of the distance.]
- 【Perfect for Travel and Open Workspaces】- The Laptop Privacy Screen Filter is the ideal solution for healthcare providers, mobile workers, commuters, students, and business travelers. Now you can stay compliant and safeguard sensitive corporate information while working in airplanes, subways, airports, and public areas.
- 【Package Contents】- Each package includes a magnetic privacy screen filter, magnetic stickers, a webcam privacy cover, a storage folder, and a cleaning cloth. Buy with confidence – located in the US, Sight Pro specializes in providing best-in-class privacy solutions to individuals, small businesses, corporations, government, and educational institutions. Our privacy screens are Section 889 and TAA compliant.
| Service or plan | Documented allowance or price |
|---|---|
| Workers Free | 100,000 requests per day shared across Worker scripts; 10 ms CPU time per invocation |
| D1 Free | 5 million rows read per day, 100,000 rows written per day, and 5 GB total storage |
| Pages Free | 500 deploys per month |
| Workers Paid | $5 USD monthly minimum per account |
Cloudflare publishes the Workers figures in its Workers pricing documentation and D1 allowances in its D1 pricing documentation. Pages Free’s deployment cap appears in the Pages overview.
Static asset requests on Pages are free and unlimited on Free and Paid plans, but Pages Functions count against Workers usage. The distinction matters: serving a page file is not the same as running server-side code for a note operation. See Cloudflare’s Pages Functions pricing. A domain or other third-party services may also cost money; the figures above do not establish an all-in bill of $0.
Rank #2
- 【Instant Snap-on Magnetic Attachment】- The Patented Magnetic Privacy Screen – Protected by U.S. Patents 9,829,669 and D844,012. Simply place the privacy screen along the top of your MacBook and let the magnets attach along the top. No need for tricky placement, messy tape, or damaging adhesive. Easily remove and reattach when you need it.
- 【Filter Dimensions】: Width: 13.56" (344.5 mm), Height: 8.49" (215.6 mm), Diagonal: 16" (406 mm) - SightPro Blackout Privacy Filter is engineered to be compatible with Lenovo, HP, Dell, Acer, Asus, Samsung, and other laptop brands. Please verify your screen's width and height measurements before ordering. It's not recommended to make your selection based solely on your screen's diagonal size. [Not optimized for touchscreens.]
- 【Superior Privacy】- Our advanced multi-layered film filter blacks out your screen when viewing from the side, while maintaining a crystal clear screen straight-on. It also protects your eyes from harmful UV and blue light. [Note: It does not block visibility directly behind you, regardless of the distance.]
- 【Perfect for Travel and Open Workspaces】- The Laptop Privacy Screen Filter is the ideal solution for healthcare providers, mobile workers, commuters, students, and business travelers. Now you can stay compliant and safeguard sensitive corporate information while working in airplanes, subways, airports, and public areas.
- 【Package Contents】- Each package includes a magnetic privacy screen filter, magnetic stickers, a webcam privacy cover, a storage folder, and a cleaning cloth. Buy with confidence – located in the US, Sight Pro specializes in providing best-in-class privacy solutions to individuals, small businesses, corporations, government, and educational institutions. Our privacy screens are Section 889 and TAA compliant.
What happens when the free limits are reached?
Free-tier limits affect availability and writes, not just billing. Cloudflare’s D1 FAQ says that once daily read or write allowances are exceeded, queries fail. At the storage limit, inserts and changes to tables, indexes, or triggers are blocked until storage is freed or the plan is upgraded. Each D1 database has a maximum size of 10 GB, distinct from the Free plan’s 5 GB total storage allowance. Details are in the D1 FAQ.
Do these 3 things before closing this tab:
1Repair Windows errors before they cause bigger problems2Scan for outdated or missing drivers - takes under a minute3Clear out junk files and repair common Windows errors- Estimate database reads and writes for normal use and for bursts, rather than assuming each page view has the same database cost.
- Allow room below the storage allowance for continued note creation and schema changes.
- If the app must remain available after free allowances are exceeded, plan for monitoring and a paid-tier budget instead of treating the free quota as guaranteed capacity.
Should you use Workers with D1 or Pages?
Workers with D1
Choose this conceptual stack when the app needs server-side application logic and structured note storage. Workers handle execution; D1 stores SQL data. The combination is plausible, but the correct schema, authentication, migrations, and recovery approach depend on the app.
Rank #3
- Compatible Models: Width: 13 9/16" (13.5 inch/344 mm), Height: 7 5/8" (7.6 inch/194 mm), Diagonal: 15.6" (396.24 mm) widescreen laptops which have a 16:9 aspect ratio. Not touchscreen compatible !!! Not fit for 16:10.Do NOT rely solely on your laptop’s diagonal size when ordering. Use a ruler to measure your screen’s visible area (excluding the black bezels). If the width reads 344mm and height reads 194mm, this filter is a perfect match for your device.
- Keep Information Privacy: Effective "black out" privacy from side views outside the 60-degree viewing angle. Designed for optical clarity when viewing from the front, a person not at the front of the screen can only see the dark side of the screen, so it protects buisness secrets and personal privacy
- Eye and Screen Protection: Privacy filter does not only protect your private life but also protects your eyes by blocking 30% of blue light , blocking the harmful blue light between 380 - 495nm, it filters out the blue light and relieves eye strain. Our laptop privacy screen also helps keep your screen safe from dust and scratches
- Perfect For Open Workspaces: Great for maintaining screen privacy in high traffic areas such as open work spaces, airports, airplanes, commuter trains, coffee shops and other public places, etc
- Easy Installation: Choose between 2 simple Options; Slide-On/Off or Mounted. Not touchscreen compatible
Pages with Functions
Pages can deploy a full-stack project, with Functions providing server-side behavior. It can make sense when a project already uses a Pages deployment workflow, especially if much of the site is static. Remember that Functions consume Workers quotas, and Pages Free allows 500 deploys per month. Cloudflare’s current documentation nevertheless points new projects toward Workers.
Are the notes actually private?
Hosting on Cloudflare does not by itself prove that notes are private. The available information does not identify the app or establish its login method, encryption at rest, end-to-end encryption, session-cookie settings, secret handling, account-level access controls, or backup and restore behavior. Those protections must be checked in the application’s own source code and documentation.
Rank #4
- Filter Dimensions: Width: 11 15/16" (304 mm), Height: 7 1/2" (190 mm), Diagonal: 14.1" (358.14 mm) - SightPro Blackout Privacy Filter is engineered to be compatible with Lenovo, HP, Dell, Acer, Asus, Samsung, and other laptop brands. Please verify your screen's width and height measurements before ordering. It's not recommended to make your selection based solely on your screen's diagonal size. [Not optimized for touchscreens.]
- Two Attachment Options - Installs in minutes. Option 1 uses clear adhesive strips that securely attach to any screen. Option 2 uses slide mount tabs that easily stick to the display frame, allowing you to slide the filter on and off the screen as needed.
- Superior Privacy and Anti Glare - Our advanced multi-layered film filter blacks out your screen when viewing from the side, while maintaining a crystal clear screen straight-on. It also protects your eyes from harmful glare, UV, and blue light. [Note: It does not block visibility directly behind you, regardless of the distance.]
- Perfect for Travel and Open Workspaces - Our computer screen privacy filter is the ideal solution for healthcare providers, mobile workers, commuters, students, and business travelers. Now you can stay compliant and safeguard sensitive corporate information while working in airplanes, subways, airports and public areas.
- Package Contents - Each package includes one privacy screen shield filter, two sets of clear adhesive strips, two sets of slide mount tabs, and a microfiber cleaning cloth. Buy with confidence – located in the US, Sight Pro specializes in providing best-in-class privacy solutions to individuals, small businesses, corporations, government, and educational institutions. Our privacy screens are Section 889 and TAA compliant.
Before storing sensitive material, verify who can sign in, how access is revoked, whether note contents are encrypted and where encryption keys are held, and whether a backup can actually be restored. A service being self-hosted in the sense of being deployed under your account is not the same as having exclusive access to readable note data.
What is established—and what is not
The supported conclusion is narrow: Cloudflare offers a credible way to run a low-volume notes application within documented free allowances, subject to quotas and implementation choices. There is no verified, reproducible app setup here, so commands, dashboard paths, code, or claims that a deployment works would be guesswork. Treat “$0/month” as a conditional Cloudflare hosting cost, and evaluate privacy and recovery separately from the hosting platform.
Quick Recap
Best Value
- 【Filter Dimensions】: Width: 13 9/16" (345 mm), Height: 7 5/8" (194 mm), Diagonal: 15.6" (396.24 mm) - SightPro Blackout Privacy Filter is engineered to be compatible with Lenovo, HP, Dell, Acer, Asus, Samsung, and other laptop brands. Please verify your screen's width and height measurements before ordering. It's not recommended to make your selection based solely on your screen's diagonal size. [Not optimized for touchscreens.]
- 【Two Attachment Options】- Installs in minutes. Option 1 uses clear adhesive strips that securely attach to any screen. Option 2 uses slide mount tabs that easily stick to the display frame, allowing you to slide the filter on and off the screen as needed.
- 【Superior Privacy and Reduce Glare】- Our advanced multi-layered film filter blacks out your screen when viewing from the side, while maintaining a crystal clear screen straight-on. It also protects your eyes from harmful glare, UV, and blue light. [Note: It does not block visibility directly behind you, regardless of the distance.]
- 【Perfect for Travel and Open Workspaces】- Our computer screen privacy filter is the ideal solution for healthcare providers, mobile workers, commuters, students, and business travelers. Now you can stay compliant and safeguard sensitive corporate information while working in airplanes, subways, airports and public areas.
- 【Package Contents】- Each package includes one privacy screen shield filter, two sets of clear adhesive strips, two sets of slide mount tabs, and a microfiber cleaning cloth. Buy with confidence – located in the US, Sight Pro specializes in providing best-in-class privacy solutions to individuals, small businesses, corporations, government, and educational institutions. Our privacy screens are Section 889 and TAA compliant.
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
