Here’s this week’s roundup of legit, free MP3s that are yours for the download.

As always, the list features spinworthy tunes that span a variety of genres (pop, rock, indie, dance, etc.), so be sure to add these tracks to your digital library while they’re up:

Katy B – “Katy On A Mission” via Arjan Writes
Big Freedia – “It’s A Shame” (Crazy Big Dunkey) via mySpoonful
Bird Of Youth – “Bombs Away, She Is Here To Stay” via One Track Mind
Lindsey Buckingham – “Seeds We Sow” via Stereogum
Class Actress – “Keep You” via RCRD LBL
Echoes – “Thousand Suns” via SoundCloud
Foster The People – “Pumped Up Kicks” (Skeet Skeet Show Edit) via Arjan Writes
Frankmusik – “Do It In The AM” (Jacob Plant Remix) via his website
The Head And The Heart – “Lost In My Mind” via One Track Mind
The Hundred Days – “Sex U” via RCRD LBL
Hunx & His Punx – “Lover’s Lane” via mySpoonful
Jamaica – “I Think I Like U 2” via mySpoonful
Kay – M.A.J.O.R. via Twitter/Facebook
Mannequin – “Clouds (For Dad)” via Arjan Writes
Matt Pond PA – “Love To Get Used” via Spinner
MaXXimum – “Destroy The Dancefloor” via EQ Music Blog
Mirror Mirror – “Interiors” via Stereogum
Penguin Prison – “Multi-Millionaire” (Shook Remix) via RCRD LBL
Planningtorock – “The Breaks” via Spinner
Mike Posner – “Please Don’t Go” (EarthMoonEarth Remix) via EarthMoonEarth
Robyn – “Call Your Girlfriend” (Kaskade Dub) via Kaskade’s SoundCloud
The Rosebuds – “Woods” via One Track Mind
She Wants Revenge – “Must Be The One” (Tommie Sunshine & Mighty Fools Remix) via RCRD LBL
Jimmy Sommerville – “The Core” (John Winfield Remix Edit) via his Facebook page
SSION – Bent (full album) via EQ Music Blog
The Static Jacks – “Girl Parts” (Bodega Girls Remix) via RCRD LBL
Teddybears feat. Trimbal – “Weed In A Rizzla” via RCRD LBL
Telepathe – “Throw Away This” via One Track Mind
Tennis – “Is It True” (Brenda Lee cover) via the band’s website
Vivian Girls – “Take It As It Comes” via Stereogum
Washed Out – “Amor Fati” and “Eyes Be Closed” via Sub Pop Records
Devon Williams – “Your Sympathy” via RCRD LBL
Younghusband – “Carousel” via RCRD LBL
Various Artists – Cruel Summer 2011 Mix, featuring 25 tracks, via Stereogum
Various Artists – Lollapalooza 2011 Free Songs, featuring 30 festival performers, via Spinner

Get tipped to some of these tracks as the week unfolds by following @Popservations on Twitter.