Here is the full list of all 19 Candleman: The Complete Journey achievements.
Complete Chapters 10, 11 and 12.
Little Candle discovered his flame can ignite others.
Little Candle discovered his flame can bring warmth.
Little Candle discovered although his flame is weak, it can still guide the way in darkness.
Complete Chapters 7, 8 and 9.
Complete Chapters 4, 5 and 6.
Complete a level after failing 5 times.
Complete Chapters 1, 2 and 3.
Light all candles in Chapters 1, 2 and 3.
Run out of wax.
Light all candles in a level.
Light a candle.
Light all candles in Chapters 4, 5 and 6.
Light all candles in Chapters 7, 8 and 9.
Light all candles in Chapters 10, 11 and 12.
Complete all time challenges in chapters 1, 2, 3.
Complete all time challenges in chapters 4, 5, 6.
Complete all time challenges in chapters 7, 8, 9.
Complete all time challenges in chapters 10, 11, 12.