- PROCESSING
- On-device only. Footage is never uploaded. No telemetry, no cloud queue, no third-party SDKs in the encode path.
- ENGINE / iOS
- AVFoundation with the VideoToolbox hardware encoder. AVMutableVideoComposition for the per-frame transform.
- ENGINE / ANDROID
- Media3 Transformer over MediaCodec. minSDK 24. ScaleAndRotateTransformation for the width stretch.
- SQUEEZE FACTORS
- 1.33× · 1.55× · 1.60× · 2.00× — covering Moondog, Moment, SIRUI, Vazen, and cine-mount lenses.
- COLOR / CODEC
- HEVC and H.264. HDR (HDR10 / Dolby Vision when source carries it) passes through untouched. REC.709 preserved.
- OUTPUT
- Saves directly to Photos / camera roll. Share sheet available from the export screen.
- RESOLUTION
- Free tier: output ≤ 1920 px wide. Pro: full source resolution, up to 4K and beyond.
- PRICE
- Pro — $0.99 / month or $7.99 / year. No ads. No trackers.