Update 6.3 — Idle Startup Steam update #177217

Two fixes straight from your reports — thank you for the detailed write-ups. Mastery income, fixed A recent update capped how much Mastery boosted your...

Steam App
Idle Startup (4779560)
Event type
patch note
Published
23 June 2026 - 11:28:14 UTC
Source
steam_community_announcements
Two fixes straight from your reports — thank you for the detailed write-ups. Mastery income, fixed A recent update capped how much Mastery boosted your income, which made earnings flat-line late game and stall your runs. Mastery now scales income on a smooth, ever-growing curve again — it ramps fast early and keeps climbing the more you stack, so high-Mastery runs feel rewarding instead of hitting a wall. (It still settles enough to keep the prestige loop meaningful.) Bulk-buy indicator The little "you can buy something" dots on the upgrade tabs now respect your selected buy amount (x1 / x10 / x100 / Max). No more dots telling you something's affordable when the x10 batch you've got selected isn't. Keep the feedback coming — it shapes every update.

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