Those freed will be handed over to Indian authorities at Wagah border on Monday.
They were presented gifts and cash prizes by the jail authorities.
All of the fishermen had been arrested by the authorities as they trespassed into Pakistani waters territory.
The move comes day before Pakistan’s newly-elected MNAs take oath in the National Assembly.
PTI chairman Imran Khan is expected to take oath as Prime Minister on August 18. (UNI)