Agar.io Birthday is a yearly skin offer that in released around the anniversary of Miniclip’s purchase of Agar.io from Matheus Valadares. Each year a different set of skins are released around July. This offer was first released in 2017.
2018[]
Agar.io Birthday offer was released again in 2018 to celebrate the 3rd anniversary of Agar.io.
The Agar.io Birthday offer for 2018 included the following parts (or sub-offers): Free Gift!
Free Gift![]
Agar.io Birthday - Free Skin! Button
The Birthday Blob skin could be collected for free in mid July 2018. This skin could be acquired in the Skins Shop under the ‘Free’ tab for a limited time. There may be few opportunities to collect this skin in the future.
Agar.io Birthday 2018 - Free Gift! Offer
Skins Shop - Birthday Blob
2017[]
Agar.io Birthday - Free Skin! Button
This year Agar.io Birthday is a multi-part offer released across several weeks in July 2017. This offer was released to celebrate the second birthday of Agar.io. The 20 skins in this offer can be acquired for a limited time in a variety of methods. There may be few opportunities to collect these skins in the future.
The Agar.io Birthday offer for 2017 included the following parts (or sub-offers): Free Gift, Party, Skins and Surprise Gift.
Free Gift[]
The Cool skin was available as a free gift during this sub-offer period. This skin could be acquired in the Skins Shop under the ‘Free’ tab.
Agar.io Birthday - Free Gift! Offer
Skins Shop - Free Cool Skin
Party[]
Happy Birthday Agar.io! Button
The skins in this part of the offer could be purchased in two packs, Regular and Birthday. Each pack included two skins as well as various packages of coins, DNA or game-boosts.
The Party skins for this week included the following: Odd, Funky, Angry and Vicious
Agar.io Birthday Party - Offer
Happy Birthday Agar.io! Button
The Party sub-offer was released again in the following week with a different set of skins. The rest of the details of this offer remained the same.
The Party skins for this week included the following: Dazzled, Nerdy, Rabid and Delighted.
Agar.io Birthday Party - Offer (2nd Week)
Skins[]
Agar.io Birthday - New Skins! Button
The skins in this part of the offer could be purchased individually in the Skins Shop under the ‘Birthday Special’ tab.
The skins in this part of the offer included the following: Queasy, Lovesick, Sad, Bitter and Amazed.
Agar.io Birthday Skins - Offer
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Skins Shop - Birthday Special
Agar.io Birthday - New Skins! Button
The Skins sub-offer was released again in the following week with a different set of five skins.
The skins for this week were the following: Sweaty, Wicked, Full, Tough and Mischievous.
Agar.io Birthday Skins - Offer (2nd Week)
Skins Shop - Birthday Special (2nd Week)
Surprise Gift[]
B-Day Quest! Button
In this part of the offer a “Surprise Gift” is rewarded after completing a Daily Quest during the promotional period. The Hungry skin was the special reward after completing the Daily Quest. This was the only skin in this part of the offer.
Agar.io Birthday - Surprise Gift!
Agar.io Birthday - Daily Quest Reward
Details of this offer may vary depending on location and platform.