Shore Voices Speak explores the Tlingit language revival movement in Southeast Alaska, highlighting the crucial role of technology in preserving this endangered Indigenous language. The book delves into the historical factors that led to the language's decline, including colonization and forced assimilation, while showcasing how mobile apps and digital resources are now empowering communities. One intriguing insight is how these digital tools aren't just supplementary but essential for engaging younger generations in language learning. This book uniquely combines history, language learning, and technology to offer a fresh perspective on Indigenous language revitalization. It carefully examines the development and impact of Tlingit language apps through case studies, interviews, and data analysis. The approach is structured, beginning with an introduction to Tlingit language and culture, then tracing the language's decline, and finally exploring the development and impact of language apps. The book emphasizes community-led initiatives and collaborative data collection, ensuring that the experiences of Tlingit language learners are central to the narrative. Ultimately, Shore Voices Speak provides valuable lessons for other communities facing similar challenges, offering policy recommendations and strategies for scaling up language revitalization efforts worldwide.