THE SHORTEST RELIABLE PATH
Follow the state in order.
List the integrations you actually need
If TTS, PopClip, AppleScript, or a particular Bob plugin is essential, Bob has the documented breadth advantage.
Decide how much configuration you want
Lemvia intentionally keeps provider choice to a managed route or one compatible custom API path.
Compare OCR modes, not just OCR presence
Both support screenshot workflows; Lemvia groups Single, Continuous, Batch, and region memory into the same workspace.
Verify current release requirements
Read each official download or documentation page before installing because system requirements and pricing can change.
Bob exposes a large service surface
Bob’s public documentation lists selected-text, screenshot and input translation, multi-window translation, custom plugins, language recognition, naming-convention splitting, AppleScript, PopClip, multiple OCR services, offline recognition, continuous recognition, QR recognition, TTS, and a long list of translation providers.
That breadth is valuable when the translation app acts as a configurable hub. It also means a prospective user should evaluate provider credentials, plugin setup, and service-specific behavior rather than assuming every listed route has the same cost, privacy terms, or output.
Lemvia keeps the route model deliberately small
Lemvia exposes a managed cloud route and a compatible BYOK route, then applies the same language, style, glossary, history, OCR, and return actions around them. The selection capsule is a translation trigger rather than a separate AI toolbox.
Neither approach is universally better. Bob fits users who want maximum provider and plugin flexibility. Lemvia fits users who prefer fewer configuration branches and a consistent source-to-result-to-return workflow.
Direct answers
Is Bob open source?
Bob’s public GitHub repository explicitly states that Bob is not open-source software and that the repository was previously used as a feedback channel.
Does Lemvia support Bob plugins?
No. Lemvia supports its managed route and a compatible custom API endpoint rather than the Bob plugin ecosystem.
Which one is simpler to configure?
Lemvia has fewer provider choices by design. Whether that is simpler or limiting depends on which integrations your workflow needs.
PRIMARY SOURCES