How many copies did We Went Back sell?

An estimated 126k to 205k copies, based on its 5k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did We Went Back make?

We Went Back is free to play, so there is no copy-sales revenue to estimate.

How big is We Went Back?

Estimated owners: ≈ 126k–205k; from 5k reviews (Very Positive)

A labeled estimate from the public review count (adjusted for release year), not exact sales. Owner data cross-checked with SteamSpy.

Does this actually work?

We left We Went Back out and predicted the genre from its 5 similar games. Every figure here, including We Went Back's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 15.6M–42.1M

best case 123.2M (PUBG: BATTLEGROUNDS)

The Multiplayer lane

A big, proven genre: most sell around 39.9M copies.

A typical game

≈ 39.9M copies

≈ $82.7M after Steam's cut

from ~617k reviews

Best case

≈ 123.2M copies

PUBG: BATTLEGROUNDS

from 2.7M reviews

Copies and revenue are rough lifetime estimates from the review count; typical figures are medians per column, so they can come from different games.

The lane you'd be entering

Winners here lead with Survival + Shooter, priced around $9.
None of the games you compared shipped in the last two years; the newest is from 2018. That says more about your picks than about the market, so add newer similar games to read the timing.
A typical game here lands in Diamond ($1M+ before Steam's cut, est.). Tiers: Chris Zukowski's benchmark tiers.

Similar games

Game	Price	Reviews	Tags	Est. copies	Est. revenue
Wallpaper Engine 2018	Est. copies ≈ 30.4M–49.4M 1.6x vs typical SteamSpy 20M–50M	Est. revenue $41.7M–$112.1M net $75.8M–$172.5M gross	$4.99	1000k reviews Overwhelmingly Positive	MatureUtilities +6
Geometry Dash 2014	Est. copies ≈ 32.1M–52.1M SteamSpy 5M–10M	Est. revenue $44.0M–$118.3M net $80.0M–$182.0M gross	$4.99	617k reviews Very Positive	DifficultMusic +6
PUBG: BATTLEGROUNDS 2017	Est. copies ≈ 93.9M–152.6M 4.4x vs typical SteamSpy 100M–200M	Est. revenue Free	Free	2.7M reviews Mixed	SurvivalShooter +6
Subnautica 2018	Est. copies ≈ 11.4M–18.5M SteamSpy 5M–10M	Est. revenue $94.1M–$253.0M net $171.1M–$389.3M gross	$29.99	375k reviews Overwhelmingly Positive	Open World Survival CraftSurvival +6
Bloons TD 6 2018	Est. copies ≈ 11.9M–19.3M SteamSpy 2M–5M	Est. revenue $45.6M–$122.7M net $83.0M–$188.7M gross	$13.99	390k reviews Overwhelmingly Positive	Tower DefenseStrategy +6