Pokémon Sleep Timeline
Every update, event, new Pokémon, and area since Pokémon Sleep launched on July 17, 2023. This is the most complete timeline of the game's history anywhere — use it to see how the game has evolved, catch up on what you missed, or settle debates about when something was added. Each entry links to the official announcement where available.
Year
Show
2023
Jul 17 – 20Milestone
Pokémon Sleep launches on iOS and Android. Staggered rollout: Australia, Canada, NZ, and Latin America on Jul 17; Europe and Africa on Jul 18; most of Asia on Jul 19; US and Japan on Jul 20. Ships with Greengrass Isle, Cyan Beach, Taupe Hollow, and Snowdrop Tundra, plus Pokémon GO Plus+ integration. Official announcement →
Aug 25Milestone
10 million downloads reached worldwide, roughly five weeks after launch. Players receive a commemorative gift package. Official announcement →
Aug 30 – Sep 1Event
Good Sleep Day #1. The first monthly full-moon event. Drowsy Power ×1.5 (×2 on the full moon night).
Sep 28 – 30Event New Pokémon
Good Sleep Day #2. Cleffa, Clefairy, and Clefable debut in Pokémon Sleep.
Oct 28 – 30Event
Good Sleep Day #3.
Oct 30 – Nov 5Event New Pokémon
Halloween 2023. The first seasonal event. Shuppet and Banette debut. 2×–3× candy multipliers, increased Ghost-type spawns. Details →
Nov 20 – 26Event
Eevee Week. Eevee and all Eeveelutions get boosted spawns across all areas. Details →
Nov 26 – 28Event
Good Sleep Day #4.
Dec 18 – 24Event
Holiday 2023. ×2 Dream Shards, boosted Delibird and Pikachu spawns, increased shiny chance. Details →
Dec 26 – 28Event
Good Sleep Day #5.
2024
Jan 1 – 8Event
New Year's 2024. ×1.5 Sleep Experience, starter Pokémon (Bulbasaur, Charmander, Squirtle) boost. Details →
Jan 24New Area New Pokémon
Lapis Lakeside area added. Requires 240 sleep styles. Nine new Pokémon arrive: Dratini/Dragonair/Dragonite, Ralts/Kirlia/Gardevoir, Stufful/Bewear, and more. New ingredients and seven new recipes. Official announcement →
Jan 29 – Feb 12Event
Lapis Lakeside Opening Event. Boosted Dratini, Ralts, and Stufful spawns. Event runs on Greengrass Isle for players who haven't unlocked Lapis yet. Details →
Feb 12 – 19Event
Valentine's Day 2024. Two new Dessert/Drink recipes permanently added. Dish strength ×1.5, Extra Tasty ×3 (×4.5 on Sunday). Boosted shinies for Bulbasaur, Jigglypuff, Slowpoke, Pinsir, Chikorita, Absol. Details →
Feb 29Update
Version 1.3.0. Research rank cap raised to 55. Pokémon level cap raised to 55. Recipe level cap raised to 55. Ingredient bag expanded to 700. New main skill: Tasty Chance S (for Dedenne). Patch notes →
Mar 7 – 9Event
Good Sleep Day #8.
Mar 11New Pokémon
Dedenne arrives at Greengrass Isle and Lapis Lakeside (Snoozing). Introduces the new main skill Tasty Chance S, boosting Extra Tasty dish rates.
Mar 21Update
Version 1.4.0. Prep for Raikou Research event. Event-exclusive items (Raikou Mane, Raikou Biscuit) added. Master Biscuits can no longer be discarded. Patch notes →
Mar 25 – Apr 8Legendary Event
Raikou Research. Raikou becomes the first legendary Pokémon in Pokémon Sleep. Two-week event on Greengrass Isle; collect Raikou Mane to exchange for Raikou Incense and Biscuits. Details →
Apr 11 – 13Event
Good Sleep Day #9.
Apr 22New Pokémon
Comfey arrives at Greengrass Isle, Cyan Beach, and Lapis Lakeside (Snoozing). Official announcement →
Apr 22 – 29Event
Flower Festival. Grass- and Fairy-type boost. Snorlax prefers Salads (×1.5 strength). Boosted shiny rates. Details →
May 8 – 10Event
Good Sleep Day #10.
May 20 – Jun 3Legendary Event
Entei Research. Entei arrives — the second legendary. Fire-type helpers get bonus ingredients and ×1.5 main skill activation. Details →
Jun 7 – 9Event
Good Sleep Day #11.
Jul 1 – 8Event
Pokémon Growth Week. The first Growth Week event — bonus candy and dream shards. Details →
Jul 4 – 6Event
Good Sleep Day #12.
Jul 8 – 15Event
1st Anniversary Lead-Up Gift Week. Daily gifts leading up to the anniversary. Details →
Jul 15 – 29Milestone Event New Pokémon
First Anniversary Fest. Pokémon Sleep hits 20 million downloads and has tracked 3.9 billion hours of sleep. Paldea starters debut: Sprigatito, Fuecoco, and Quaxly (plus evolutions). ×1.5 main skill activation, guaranteed hungry Pokémon daily (Week 1), ×1.5 candy and dish strength (Week 2). Details →
Aug 1Update
Version 1.10.0. Good-Night Ribbon system added (ribbons earned by shared sleeping time give carry limit boosts and reduced frequency). Research rank, Pokémon level, and recipe level caps raised to 60. Skill specialists can now bank two skill charges. Ingredient bag expanded to 700. Patch notes →
Aug 8 – 10Event
Good Sleep Day #13.
Aug 19 – 26Event New Pokémon
Water Type Week. Wooper and Quagsire debut. Water-type Pokémon boosted in preparation for Suicune. Details →
Sep 2 – 16Legendary Event
Suicune Research. Suicune arrives — the third legendary beast. Week 1: Greengrass Isle only. Week 2: Greengrass, Cyan Beach, Lapis Lakeside. Water-type helpers boosted. Details →
Sep 6 – 8Event
Good Sleep Day #14.
Sep 24Milestone
Smartwatch support launches. Apple Watch, Galaxy Watch, Google Pixel Watch, and Fitbit series can now track sleep. Pokémon Sleep also becomes available on Spotify (34-song album + curated playlist). Official announcement →
Sep 23 – 30Event
Sleep Style Discovery Week. Bonus encounters to help players reach the 340 sleep styles needed for Old Gold Power Plant. Details →
Oct 2New Area New Pokémon
Old Gold Power Plant area added. Requires 340 sleep styles. Nine new Pokémon arrive: Grubbin/Charjabug/Vikavolt, Shinx/Luxio/Luxray, Aron/Lairon/Aggron. Official announcement →
Oct 4 – 6Event
Good Sleep Day #15.
Oct 28 – Nov 4Event New Pokémon
Halloween 2024. Mimikyu debuts (Dozing, Greengrass Isle and Old Gold Power Plant). New main skill: Disguise (Berry Burst). 2×–3× candy, Ghost-type boosts, Halloween Pikachu costume. Details →
Nov 1 – 3Event
Good Sleep Day #16.
Nov 18 – 25Event
Eevee Week 2024. Eevee and all Eeveelutions boosted. Eevee Day (Nov 21) gives bonus sleep points and ×1.5 skill trigger rate. Details →
Dec 2 – 4Event
Good Sleep Day #17.
Dec 23 – 30Event New Pokémon
Holiday 2024. Alolan Vulpix, Alolan Ninetales, Pawmi, Pawmo, and Pawmot debut. Dream Shards ×2–×3, Ice-type boosts. Details →
2025
Jan 3 – 5Event
Good Sleep Day #18.
Jan 30 – Feb 1Event
Good Sleep Day #19.
Feb 10New Pokémon
Paldean Wooper and Clodsire arrive at Greengrass Isle and Taupe Hollow (both Dozing). Official announcement →
Feb 24 – Mar 3Event
Pokémon Growth Week Vol. 4.
Mar 8 – 10Event
Good Sleep Day #20.
Mar 17New Pokémon
Munna and Musharna arrive at Greengrass Isle, Lapis Lakeside, and Old Gold Power Plant (both Snoozing). Official announcement →
Mar 17 – 24Event
Psychic Type Week. Psychic-type Pokémon boosted in preparation for Cresselia vs. Darkrai. Details →
Mar 29 – 31Event
Good Sleep Day #21.
Mar 31 – Apr 14Legendary Event New Pokémon
Cresselia vs. Darkrai. Darkrai becomes the first Mythical Pokémon in Pokémon Sleep. Cresselia (Legendary) also arrives with the main skill Lunar Blessing. Psychic-type helpers boosted. Details →
Apr 27 – May 2Event
Good Sleep Day #22.
May 23Event
New Moon Day #1. The first New Moon Day event — a new monthly event opposite Good Sleep Day.
May 30 – Jun 1Event
Good Sleep Day #23.
Jun 13Event
New Moon Day #2.
Jun 27 – 29Event
Good Sleep Day #24.
Jul 7 – 14Event
Second Anniversary Prelude Event. Boosted Sprigatito, Fuecoco, Quaxly spawns. Daily 150 sleep points. Pot capacity ×1.5 (×3 on Sundays). Details →
Jul 11Event
New Moon Day #3.
Jul 14 – 28Milestone Event New Pokémon
Second Anniversary Fest. Hoenn starters debut: Treecko, Torchic, Mudkip (plus evolutions), and Plusle and Minun. Plusle and Minun have a special synergy — Plusle's "Plus" (Ingredient Magnet S) and Minun's "Minus" (Cooking Power-Up S) boost each other when on the same team. Dish strength ×1.5 (Extra Tasty ×3, ×4.5 Sundays). Mini Candy Boost returns. New photo mode. Details →
Jul 25 – 27Event
Good Sleep Day #25.
Aug 7New Area
Greengrass Isle (Expert) added with v2.11.0. Requires Master 18 on standard Greengrass Isle. Uses Expert Tickets. Harder gameplay but increased rewards: more Research EXP, Dream Shards, Candy, and higher shiny rates. Raikou has increased appearances here.
Aug 8Event
New Moon Day #4.
Aug 29 – 31Event
Good Sleep Day #26.
Sep 8 – 22Legendary Event
Raikou, Entei, and Suicune Research. All three legendary beasts return together. Electric, Fire, and Water-type helpers all receive major boosts. Details →
Sep 12Event
New Moon Day #5.
Sep 26 – 28Event
Good Sleep Day #27.
Oct 6 – 13Event
Sleep Style Discovery Week Part 2. Helps players reach the 450 sleep styles needed for Amber Canyon. Details →
Oct 10Event
New Moon Day #6.
Oct 16Update
Version 3.0.0. Major version milestone. Ingredient bag capacity raised to 800. Skill balance changes: Bad Dreams max level → 7; Energizing Cheer S improved targeting; Stockpile buffed for Drifloon/Drifblim. Patch notes →
Oct 24 – 26Event
Good Sleep Day #28.
Nov 6New Area New Pokémon
Amber Canyon area added. Requires 450 sleep styles. Eight new Pokémon: Trapinch/Vibrava/Flygon, Bagon/Shelgon/Salamence, Dwebble/Crustle. New ingredient: Glossy Avocado. Four new recipes (1 Curry, 2 Salads, 1 Dessert/Drink). Official announcement →
Nov 7Event
New Moon Day #7.
Nov 10 – 24Event
Amber Canyon Debut. Boosted Trapinch, Bagon, and Dwebble on Greengrass Isle and Amber Canyon. Details →
Nov 20 – 22Event
Good Sleep Day #29.
Dec 1New Pokémon
Spiritomb arrives at Amber Canyon.
Dec 5Event
New Moon Day #8.
Dec 19 – 21Event
Good Sleep Day #30.
2026
Jan 9Event
New Moon Day #9.
Jan 23Milestone Event
2.5-Year Anniversary gifts distributed. Good Sleep Day #31.
Feb 6Event
New Moon Day #10.
By the numbers
Since July 2023, Pokémon Sleep has shipped 7+ areas (including Expert), introduced 5 legendary/mythical Pokémon (Raikou, Entei, Suicune, Cresselia, Darkrai), run 32 Good Sleep Days and 10 New Moon Days, added dozens of new Pokémon species, and pushed through 3 major version milestones (1.0, 2.0, 3.0).
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