Launches
Engelsberg Ideas launches dedicated app on Pugpig Bolt
Engelsberg Ideas has launched its new mobile app on Pugpig Bolt, creating a fully-owned space for readers to explore its essays, podcasts and long-form ideas on mobile.

Get the lowdown on what’s happening in the world of Pugpig, from product updates and launches to tips on making the most of our platform. Find out about upcoming events and hear our thoughts on the latest industry news.
Launches
Engelsberg Ideas has launched its new mobile app on Pugpig Bolt, creating a fully-owned space for readers to explore its essays, podcasts and long-form ideas on mobile.
Launches
The Bulwark has launched a dedicated mobile app on Pugpig Bolt, giving its growing Substack audience a fully branded place to read, watch and listen. Articles, podcasts, video and commenting now live together in one focused experience, designed to build daily habit.
Launches
JFM has launched 16 titles on Pugpig Bolt, bringing personalisation, seamless audio, podcasts and live sport into a single mobile experience built around daily reader habit.
Launches
Source Media has launched The Source Local News, a membership-driven mobile app on Pugpig Bolt designed to improve login journeys, build reader habits and support subscription growth across its digital titles. This launch is the latest delivered through our partnership with Newspack, making it easier and more affordable for local publishers to build native mobile apps.
Newsletter
Vertical video has evolved from a social-first experiment into a core publisher product, with publishers like The Economist using it inside owned apps to deliver deeper journalism, boost engagement and strengthen subscriber relationships.
Newsletter
In-app audio is evolving from a fringe experiment into a core publisher tool – helping news apps boost engagement, build daily listening habits and extend the reach of journalism without the overhead of traditional audio production.
Newsletter
AI is being used to protect journalists’ time, double down on distinctive reporting and rebuild direct relationships through apps, registration and new formats.
Newsletter
Katie Ruane from Mather Economics explains why siloed optimisation creates short-term wins and delayed trade-offs, and how connecting web, app, onboarding, paywalls, pricing, and retention makes performance clearer and growth more durable.
News
The latest updates to our mobile app platform focus on turning more anonymous readers into registered users and subscribers, and making audio and video easier to find and use across your apps. Here’s what we’ve been working on.
News
Our 2026 roadmap sets out how Bolt, our mobile app platform, is evolving across personalisation, audio, video, monetisation and experimentation, with a clear focus on habit, flexibility and long-term control for publishers.
News
As more publishers experiment with vertical video inside their apps, early data is starting to emerge. We look at customer insights, real usage patterns and industry trends to understand where vertical video is adding value, and how publishers should think about rolling it out.
News
Key takeaways from David Buttle’s session ‘Reaching & Engaging Audiences in the age of AI’ at the Pugpig Customer Summit 2025