Below are some best third-party apps to speed up iPhone videos:-
1. Splice- An easy speed-cutting software.
2. Quik by GoPro- For speedy edits and speed adjustments.
3. InShot- Speed, filters, and effects make it a versatile editor.
4. KineMaster- Professional features including video speed control.
5. CapCut- Popular with TikTok-style edits and speed tuning.
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