How long is Shin Megami Tensei if...?

Shin Megami Tensei if... takes about 19h 48m to beat the main story, or around 27h 4m with extras.

How long does it take to 100% Shin Megami Tensei if...?

A completionist run of Shin Megami Tensei if... takes about 45h 10m.

55Meta Score

Shin Megami Tensei if...

Role-playing (RPG)

Developer: Atlus|Publisher: Atlus, Index Corporation

Playtime

Updated community averages based on player submissions.

Main Story

19h 48m

Main + Extra

27h 4m

Completionist

45h 10m

Media

4 screenshots

Links

Wikipedia Wiki Twitch

About This Game

Shin Megami Tensei If... is a RPG that was developed as a change from previous Shin Megami Tensei titles, focusing on a small-scale environment and threat rather than a large-scale environment as in previous titles.

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Last updated Mar 7, 2026