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BastionOS + DEFRAG — compare prices from £4.51 | KingsPrice

Home/Games/BastionOS + DEFRAG

Bundle

BastionOS + DEFRAG

About this bundle BastionOSBastionOS is a short active incremental game where you stack ludicrous weapons and upgrades onto a tower. Destroy a gigantic evolving horde, unlock new tech, repeat.DEFRAGDEFRAG is a game about cleansing corrupted sectors and refining them through optimization to build a stronger system. Collect resources, adjust configurations, and complete your build as you progress.

Lowest tracked price

PLN EUR USD GBP CAD

£4.51-15%

at Steam£5.30

price checked Jul 18, 2026

Shop now ↗1 offer from 1 shopfrom

£4.51

↓

Price Check

Price history tracked since Jul 7, 2026 · vs all tracked offers.

Based solely on tracked price history — not purchase advice.

Cheaper than its typical Steam price — cheaper on only 17% of tracked days

Tracked since Jul 7, 2026.

Price statsLows are KingsPrice metrics computed from the price history of stores we track (current offers included) — not a seller's official "lowest price before discount" disclosure under EU price-reduction rules.

30-day Steam low: £3.38
Lowest tracked: £3.38Jul 7, 2026

Steam Train Fest starts Jul 20, 2026

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Offers1 Includes4 Bundle value Base game About Game details Price history

Offers

What are keyshops?

Official stores

Official stores with direct support.

Steam

SteamSteamOfficial

updated Jul 18, 2026

£5.30

-15%£4.51

Includes (4)

Bundle value

Bought separately

£10.60

best prices of 4/4 items

This bundle

£4.51

â‰ £1.13 per item

You save

£6.09 (-57%)

vs buying every item at its best price

BastionOS£2.81 BastionOS£2.81 DEFRAG£2.49 DEFRAG£2.49

Base game (1)

BastionOS + DEFRAG screenshot

Game details

Game details

Platforms

BastionOS + DEFRAG price history

Lowest tracked price: £3.38 (Jul 7, 2026) · current best: £4.51.