You'll earn bonuses for the first Pokémon catch and PokéStop visit each day. You'll receive a larger bonus when you do this seven days in a row.
When you defeat the Gym Leader at a rival Gym, there will be a brief period of time where only you will be able to place a Pokémon in the open Gym.
The amount of Prestige a rival Gym loses when you defeat a regular Gym member has increased. The amount of Prestige gained by training at a friendly Gym has been lowered.
Catch Bonus: Trainers can earn a catch bonus for a Pokémon type as they catch more of a specific type.
Updated Gym Training: Trainers can now bring six Pokémon to battle at friendly Gyms. The CP of the Pokémon you are battling may be temporarily adjusted lower for your training session.
Egg & Incubator Screens: These will periodically update the distance walked without the Trainer needing to close and reopen the screen.
Added quick help when first connected to Pokémon GO Plus.
Minor text fixes.
0.37.0
0.37.01.7.0
September 10th, 2016
Official changelog
Implemented Buddy Pokémon: Trainers will now be able to choose one of their Pokémon to be their buddy. A Trainer can earn Candy for their Buddy Pokémon by walking a certain distance.
Made it easier to select smaller Pokémon on the screen.
Fixed an issue where Eggs would sometimes hatch without displaying the animation.
Improved performance reliability when a device switches networks to no longer cause the application to hang or stop updating.
Gym leaders are much larger in the Appraise screen.
0.35.0
0.35.01.5.0
August 22nd, 2016
Official changelog
Implemented Pokémon Appraisal: Trainers will now be able to learn about a Pokémon's attack and defense capabilities from their Team Leader (Candela, Blanche or Spark) to determine which of their Pokémon have the most potential for battle.
We are still working hard on several new and exciting features to come in the future of Pokémon GO.
Added a dialog to remind Trainers that they should not play while traveling above a certain speed; Trainers will have to indicate they aren’t the driver.
Fixed a bug that prevented "Nice," "Great," and "Excellent" Poké Ball throws from awarding the appropriate XP bonuses.
Enabled the ability for Trainers to change their nickname one time, so please choose your new nickname wisely.
Resolved issues with the battery saver mode on iOS and re-enabled the feature.
Other fixes.
iOS changes only
Added visuals of Team leaders - Candela, Blanche, and Spark.
Beta testing of a variation of the "Nearby Pokémon" feature with a subset of users. During this period players might see some variation in the nearby Pokémon UI.
Noted changes
The Nearby screen has an image of grass behind the Pokémon.
Nearby is now called "Sightings".
Sightings seems to update immediately based on spawns and despawns.
If no Pokémon are nearby, Sightings will display the message "No sightings yet." This can be tapped to force it to update.
Same species of Pokémon are grouped.
Some players gained access to a beta testing of new Nearby feature. [12]
Trainer get XP for each type of throw, it no longer chooses the highest bonus, but gives all applicable bonuses.
Transfer text has changed slightly.
Egg hatch history now appears in the Journal.
0.31.1
0.31.11.1.1
August 1st, 2016
Official changelog
Performance improvements in Pokemon details and list screens.
Correct link for app upgrade.
Notes
This update came out for iOS platform only.
0.31.0
0.31.01.1.0
July 31st, 2016
Official changelog
Avatars can now be re-customized from the Trainer profile screen.
Adjusted battle move damage values for some Pokémon.
Refined certain Gym animations.
Improved memory issues.
Removed footprints of nearby Pokémon.
Modified battle damage calculation.
Various bug fixes during wild Pokémon encounter.
Updated Pokémon details screen.
Updated achievement medal images.
Fixed issues with displaying certain map features.
Minor text fixes.
Noted changes
Poké Ball image and animation altered to look smoother when catching Pokémon.
Transfer and Favorite are now available under a new button in the Pokémon screen.
"The Pokémon broke free!" message seems to appear more often.
Pokémon flee and escape the Poké Ball more often, which the company has tweeted as a known glitch.
Battery Saver mode removed from iOS temporarily.
0.29.3
0.29.31.0.3
July 20th, 2016
Official changelog
Minor text fixes.
0.29.2
0.29.21.0.2
July 13th, 2016
Official changelog
Fixes for Pokemon Trainer Club login.
0.29.1
0.29.11.0.1
July 12th, 2016
Official changelog
Trainers do not to have to enter their username and password repeatedly after a force log out.
Added stability to Pokémon Trainer Club account log-in process.
Resolved issues causing crashes.
Fixed Google account scope.
Notes
This update came out for iOS platform only.
0.29.0
0.29.01.0.0
July 6th, 2016
Notes
Game launch.
Beta versions
It is currently difficult to track how many version updates was actually released for a field-testing purposes that access to had only group of selected users.