jampp.com - The programmatic platform to grow your mobile app

Jampp.com Site Title

The programmatic platform to grow your mobile app | Jampp

Jampp.com Meta Description

Jampp is the programmatic platform to grow mobile apps. We leverage machine learning to unlock mobile marketing and drive incremental ROI.

Jampp.com Test Results

Jampp.com Mobile Performance: 59/100

Quick overview:

Opportunities

These suggestions can help your page load faster. They don't directly affect the Performance score.

Serve images in next-gen formats. Potential savings of 14,097 KiB

Image formats like JPEG 2000, JPEG XR, and WebP often provide better compression than PNG or JPEG, which means faster downloads and less data consumption. Learn more.

Properly size images. Potential savings of 10,118 KiB

Serve images that are appropriately-sized to save cellular data and improve load time. Learn more.

Preload key requests. Potential savings of 3,960 ms

Consider using `<link rel=preload>` to prioritize fetching resources that are currently requested later in page load. Learn more.

Enable text compression. Potential savings of 360 KiB

Text-based resources should be served with compression (gzip, deflate or brotli) to minimize total network bytes. Learn more.

Remove unused JavaScript. Potential savings of 154 KiB

Remove unused JavaScript to reduce bytes consumed by network activity. Learn more.

Eliminate render-blocking resources. Potential savings of 390 ms

Resources are blocking the first paint of your page. Consider delivering critical JS/CSS inline and deferring all non-critical JS/styles. Learn more.

Remove unused CSS. Potential savings of 47 KiB

Remove dead rules from stylesheets and defer the loading of CSS not used for above-the-fold content to reduce unnecessary bytes consumed by network activity. Learn more.

Diagnostics

More information about the performance of your application. These numbers don't directly affect the Performance score.

Serve static assets with an efficient cache policy

37 resources found

A long cache lifetime can speed up repeat visits to your page. Learn more.

Ensure text remains visible during webfont load

Leverage the font-display CSS feature to ensure text is user-visible while webfonts are loading. Learn more.

Avoid enormous network payloads

Total size was 17,922 KiB

Large network payloads cost users real money and are highly correlated with long load times. Learn more.

Minimize main-thread work

3.0 s

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn more

Avoid an excessive DOM size

977 elements

A large DOM will increase memory usage, cause longer style calculations, and produce costly layout reflows. Learn more.

Largest Contentful Paint element

1 element found

This is the largest contentful element painted within the viewport. Learn More

Avoid long main-thread tasks

10 long tasks found

Lists the longest tasks on the main thread, useful for identifying worst contributors to input delay. Learn more

Keep request counts low and transfer sizes small

66 requests • 17,922 KiB

To set budgets for the quantity and size of page resources, add a budget.json file. Learn more.

Avoid chaining critical requests

3 chains found

The Critical Request Chains below show you what resources are loaded with a high priority. Consider reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load. Learn more.

Avoid large layout shifts

4 elements found

These DOM elements contribute most to the CLS of the page.

Jampp.com Mobile SEO: 100/100

Quick overview:

Jampp.com Mobile Best Practices: 86/100

Quick overview:

Trust and Safety

Does not use HTTPS

1 insecure request found

All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being servedover HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more.

Links to cross-origin destinations are unsafe

Add `rel="noopener"` or `rel="noreferrer"` to any external links to improve performance and prevent security vulnerabilities. Learn more.

Jampp.com Mobile Progressive Web App: 46/100

Quick overview:

PWA Optimized

Does not set a theme color for the address bar.

The browser address bar can be themed to match your site. Learn more. Failures: No manifest was fetched, No `<meta name="theme-color">` tag found.

Is not configured for a custom splash screen

A themed splash screen ensures a high-quality experience when users launch your app from their homescreens. Learn more. Failures: No manifest was fetched.

Does not provide a valid `apple-touch-icon`

For ideal appearance on iOS when users add a progressive web app to the home screen, define an `apple-touch-icon`. It must point to a non-transparent 192px (or 180px) square PNG. Learn More.

Manifest doesn't have a maskable icon

A maskable icon ensures that the image fills the entire shape without being letterboxed when installing the app on a device. Learn more. No manifest was fetched

Installable

Does not use HTTPS

1 insecure request found

Does not register a service worker that controls page and `start_url`

The service worker is the technology that enables your app to use many Progressive Web App features, such as offline, add to homescreen, and push notifications. Learn more.

Web app manifest does not meet the installability requirements

Browsers can proactively prompt users to add your app to their homescreen, which can lead to higher engagement. Learn more. Failures: No manifest was fetched.

Fast and reliable

Current page does not respond with a 200 when offline

If you're building a Progressive Web App, consider using a service worker so that your app can work offline. Learn more.

`start_url` does not respond with a 200 when offline

A service worker enables your web app to be reliable in unpredictable network conditions. Learn more. No usable web app manifest found on page.

Jampp.com Mobile Accessibility: 95/100

Quick overview:

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

`[aria-hidden="true"]` elements contain focusable descendents

Focusable descendents within an `aria-hidden="true"]` element prevent those interactive elements from being available to users of assistive technologies like screen readers. [Learn more.

Navigation

These are opportunities to improve keyboard navigation in your application.

Heading elements are not in a sequentially-descending order

Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more.

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