Photo & Video

Photographer's Friend

Photography calculators for depth of field, focus stacking, ND exposure and exposure shifts.

Our take

Useful for planning camera-setting scenarios

Sensor and circle-of-confusion options expose assumptions behind estimates.

Keep in mind: Optical estimates depend on input and viewing conditions; highest-accuracy claims are unverified.

What you can do

  • Depth-of-field and stacking plans
  • ND exposure timer
  • Exposure-shift calculator

Good for

  • Photographers exploring technical settings

Consider alternatives for

  • Automatic physical camera control

Limitations & considerations

  • Captured minimum: iOS 17.0.
  • Optical estimates depend on input and viewing conditions; highest-accuracy claims are unverified.

Privacy & permissions

No cloud project requirement is established; review any saved notes and permissions.

Sources & review notes Updated Nov 11, 2026

Reviewed by iApp4Me Editorial Team. Recommendations use the linked documentation and attributed accounts; device observations are identified separately.

  1. US App Store developer description

    Complete description, download price and compatibility metadata captured 2026-11-02.

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