PDF Pro is capable to automatically adjust the width of the document to fit the screen. To activate that feature, follow the steps below.

  1. Open the Settings as shown in the screenshot. Open Settings in PDF Pro on iPhone
  2. Tap on Page Mode. Tap Page Mode in settings on iPhone
  3. Toggle Fit to Witdh. Toggle Fit to Width option on iPhone
  1. Open the Settings as shown in the screenshot. Open Settings in PDF Pro on iPad
  2. Tap on Page Mode. Tap Page Mode in settings on iPad
  3. Toggle Fit to Witdh. Toggle Fit to Width option on iPad