To anyone using this guide firstly this game has 35 achievements in total with an average time of 50-100 hours to unlock all of them depending on how dedicated you are as a good little achievement hunter.
If an achievement doesn't pop up try restarting your game or waiting two or so minutes and, thank you for taking the time to read this guide and I hope it was useful too you :3

For the achievements, there are five types:

1. Caps
   
2. Dweller
   
3. Crafting
   
4. Building
   
5. Miscellaneous

We'll start with...

Mattress Stuffer:
Collect 1,000 Caps



A Vault For My Vault:
Collect 10,000 Caps



Bottle caps are the currency in Fallout Shelter. You will get this naturally when going for the 100% since they're used for everything. Caps can be earned by:

- Collecting resources from a production room.
- Rushing a production room successfully.
- Sending a dweller or Mister Handy to explore the wasteland.
- Killing, then looting raiders.
- Selling weapons or outfits.
- Levelling up dweller stats at training rooms.
- Completing objectives.
- Receiving them in lunchboxes or in a starter pack, in units of 100, 500 or 3000.
- Finding and selecting the Mysterious Stranger.
- Receive from Bottle & Cappy when they stop and dance.
- Collecting them from the Daily Report.
- Leveling up a dweller

---

Better Settler:
Level up a dweller from Level 1 to 10



Higher and higher:
Level up a dweller from Level 1 to 25



Overseer:
Level up a Dweller from Level 1 to 50



A Little Off the Top:
Change the appearance of 10 Dwellers in the Barbershop



Prepared For The Future:
Make 25 Babies

Weaponsmith:
Craft 10 Weapons



Fashionista:
Craft 10 Outfits



More Than Handy:
Craft an Outfit, a Weapon and a Theme



Scraptastic:
Scrap 500 items



Interior Designer:
Craft every Theme



Decorator:
Collect all Fragments of 4 Theme Recipes



Paint 'n Elbow Grease:
Collect all Fragments of a Theme Recipe

Vault-Tec Architect:
Build 25 rooms



Vault-Tec Engineer:
Build 50 rooms



Home Sweet Home:
Build 1 of every room type



Atom Splitter:
Merge 3 Power Rooms



Dine and Dash:
Merge 3 Food Rooms



Project Purity:
Merge 3 Water Rooms



A Better Future, Underground:
Upgrade 20 Rooms to Level 3

Hard Work is Happy Work:
Successfully complete 50 Room Rushes



Armed and Dangerous:
Collect 20 Legendary Weapons



Fashion Statement:
Collect 20 Legendary Outfits



Blast From The Past:
Collect 20 Legendary Dwellers



Get Off My Lawn:
Successfully stop 50 Raider Attacks



Overachieve much?:
Complete 100 objectives

For the achievements, there are one type:

1. Quests

We'll start with...

Wasteland Wanderer:
Complete 10 Quests



Urban Ranger:
Complete 30 Quests



Survivalist:
Complete 60 Quests



Legend of the Wastes:
Complete 100 Quests



You're Fired!:
Kill 10 Quest Bosses



Enemy of the Wastes:
Kill 500 enemies on Quests



Smooth Talker:
Make 25 dialogue choices on Quests



Big Pharma:
Collect 100 Stimpaks and 100 RadAway on Quests

Thank you for reading this guide. I hope this helped you even if just a little.
Enjoy that +1 Perfect Game on your Steam account! :3
Please consider leaving a like, a comment (or even a favorite) if this guide helped you in any way.

Anyway, thanks for reading! <3