Pick random winners with publicly-verifiable SHA-256 cryptographic proof. Used by 50,000+ brands worldwide.
⭐ 4.9/5 from 1,247+ reviews · 🌍 Used in 60+ countries
SHA-256 hash published BEFORE the draw. Anyone can audit. We are the only Instagram giveaway tool with public cryptographic verification.
Manual mode is unlimited and free for up to 100 participants. No credit card. No signup. No trial expiration.
$4.99 standard or $7.99 premium — single payment per draw. No recurring subscription. No hidden fees.
12 languages. 60+ countries with local pricing. Stripe payments in USD, EUR, GBP, INR, IDR, TRY, MXN, JPY, KRW, ARS, BRL.
Drop any Instagram post, Reel, or IGTV link into SorteiGram. We auto-detect the post type.
Our system fetches comments via Instagram's official API. You see participant count in real-time.
Set winner count. Click pick. SorteiGram generates SHA-256 hash + PDF certificate with QR verification.
Anyone can audit the draw at sorteigram.app/verify. Your audience trusts you because math doesn't lie.
Instagram giveaways drive 64% more engagement than regular posts (Hootsuite 2025). But audiences are skeptical — they've seen rigged contests. SorteiGram solves this by publishing a SHA-256 hash BEFORE the draw, making fraud mathematically impossible. Your audience trusts you. Your engagement goes up.
In free manual mode, you paste participants yourself (up to 100). Great for small giveaways. In paid mode, we auto-fetch all comments via Instagram API — works for any post size (we've handled 100K+ comments). Premium adds cinematic reveal animation perfect for Instagram Lives.
RaffleCopter and Easypromos charge $39+/month subscription. SorteiGram is $4.99 single payment. Woobox lacks cryptographic verification. None support 12 languages. None offer free manual tier. SorteiGram is the only tool combining provably-fair crypto with global pricing.
Yes. Manual mode (paste up to 100 participants yourself) is free forever. Paid mode unlocks auto-loading of all comments for $4.99 — single payment, no subscription.
Before the draw, we hash (all participants + timestamp + cryptographic seed) using SHA-256 and publish the hash. After the draw, anyone can recompute the hash from public data and verify it matches. Math-proof of fairness.
Yes. We support posts, Reels, and IGTV. Note: Instagram limits Reels to ~30 visible comments — this is a platform limitation, not SorteiGram.
Credit/debit card via Stripe worldwide. PIX for Brazil. Currency is auto-detected by your country (USD, EUR, INR, etc).
Yes. Email [email protected] for enterprise API access — used by agencies running 100+ giveaways/month.
Pick random winners with publicly-verifiable SHA-256 cryptographic proof. Used by 50,000+ brands worldwide.
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