Reducing App Size for Faster Downloads
A large app is slower to download, more likely to be skipped on a mobile connection, and quicker to be deleted when storage runs low. Keeping your app lean improves install rates and retention.
There are several proven techniques to trim size without sacrificing features or quality.
Why Every Megabyte Counts
App size has a direct effect on how many people install and keep your app. A heavy download is more likely to be abandoned halfway, skipped entirely on a mobile connection, or deleted first when a phone runs low on storage. Trimming size is therefore not just a technical nicety; it directly protects your install and retention figures.
Where the Weight Comes From
- Large or unoptimised images and media.
- Unused code and libraries bundled in.
- Resources for devices the user does not have.
How We Slim It Down
- Compress and right-size all images.
- Strip out unused code and dependencies.
- Let the stores deliver only the resources each device needs.
- Download large, optional content on demand rather than shipping it in the app.
Frequently Asked Questions
Is there a size limit?
The stores allow large apps, but very big downloads discourage installs — especially over mobile data — so smaller is almost always better.
If you need a hand with any of this, your Progressive Robot delivery team is ready to help. Raise a ticket from the Support area of your client portal or speak to your account manager and we will guide you through the next steps.