Find your best thumbnail before you post

VarCli auto-generates 5 variations, tests them with your Discord community, and tells you which one wins — before you hit publish.

Start for $29/mo See how it works

5variants generated instantly

24hcommunity testing window

1 winnerdata-backed recommendation

varcli — test session #247

live

Var A12 votes

Var B18 votes

Winner

Var C31 votes

Var D14 votes

Var E9 votes

84 reactions · 18h 22m remaining

Variant C is winning — go with it

TikTok✦YouTube Shorts✦Discord Testing✦5 Variants✦24h Feedback✦Data-Driven✦No Guessing✦Micro-Creators✦TikTok✦YouTube Shorts✦Discord Testing✦5 Variants✦24h Feedback✦Data-Driven✦No Guessing✦Micro-Creators✦

Features

Everything a growing creator needs

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Auto-generate 5 thumbnail variants

Upload your base image and VarCli instantly produces 5 distinct variations — different crops, text overlays, color grades, and compositions.

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Community A/B testing via Discord

VarCli posts your variants directly to your Discord server and collects real reactions from your audience — not random strangers.

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Data-driven winner recommendation

After 24 hours, VarCli surfaces the clear winner with engagement stats, reaction breakdowns, and a confidence score.

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Built for TikTok & YouTube Shorts creators

Optimized for sub-100k creators who can't afford to gamble on thumbnails. Every post counts — know your winner before you hit publish.

How it works

From upload to winner in 4 steps

Upload your thumbnail

Drop in your base image — VarCli handles the rest.

VarCli generates 5 variants

AI-powered variations ship to your Discord in seconds.

Community votes

Your Discord members react and VarCli tracks every signal.

Ship the winner

Post with confidence. Your audience already picked the best one.

Stop guessing.
Start winning.

Join creators who test before they post. Your next video deserves the thumbnail that actually performs.

Start for $29/mo

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