How does SorteiGram pick a winner from Instagram comments?

SorteiGram uses a SHA-256 cryptographic hash combined with Fisher-Yates shuffle to randomly select a winner from all eligible comments. Anyone can audit the result with the public hash and seed.

Yes. SorteiGram is free for posts with up to 100 comments. For larger posts, the standard plan is $8.90 (R$24.90 in Brazil) and the premium plan with cinematic reveal is $19.90 (R$49.90 in Brazil).

Which platforms does SorteiGram support?

Instagram, YouTube, TikTok, Twitter/X, Facebook, Kwai, Threads, Telegram and WhatsApp giveaways are all supported.

What languages does SorteiGram support?

12 languages: Portuguese, English, Spanish, French, German, Italian, Turkish, Arabic, Hindi, Indonesian, Japanese and Korean.

Can the giveaway result be audited?

Yes. Every draw publishes a SHA-256 hash before revealing the winner and a seed after. Anyone can re-run the algorithm to verify the result was not manipulated.

Do I need to create an account?

No. SorteiGram works without registration.

How does SorteiGram detect fake accounts and bots?

An AI model analyzes comment patterns, account age, follower ratios, and engagement signals to flag fake accounts and bot entries before the draw.

Can I require participants to mention friends or follow my profile?

Yes. SorteiGram has eligibility filters: require mention of N friends, require specific hashtag, require follow.

Planejamento

Checklist Pre-Sorteio

Lista de verificacao completa antes, durante e depois do sorteio.

CHECKLIST COMPLETO DE SORTEIO

ANTES DO SORTEIO:
[ ] Definir premio e valor
[ ] Definir regras (seguir, curtir, comentar, stories)
[ ] Definir data e horario do sorteio
[ ] Criar arte/foto do post
[ ] Escrever legenda com regras claras
[ ] Preparar stories de divulgacao
[ ] Preparar Reels de divulgacao (opcional)
[ ] Testar o SorteiGram com um post de teste
[ ] Agendar contagem regressiva nos stories

DURANTE O PERIODO:
[ ] Postar stories diarios lembrando do sorteio
[ ] Responder comentarios e DMs sobre o sorteio
[ ] Monitorar participacao e engajamento
[ ] Repostar stories de participantes que compartilharam
[ ] Fazer live/Reels no meio do periodo para impulsionar

DIA DO SORTEIO:
[ ] Acessar SorteiGram.app/sortear
[ ] Colar URL do post
[ ] Configurar filtros (duplicados, mencoes, hashtag)
[ ] Realizar o sorteio
[ ] Gravar tela durante a revelacao
[ ] Salvar certificado e hash SHA-256

APOS O SORTEIO:
[ ] Publicar post de resultado com @ganhador
[ ] Postar stories com video da revelacao
[ ] Enviar DM/email para o ganhador
[ ] Aguardar resposta (48h)
[ ] Enviar premio e codigo de rastreio
[ ] Postar stories do ganhador recebendo o premio
[ ] Publicar post de agradecimento
[ ] Analisar metricas (novos seguidores, engajamento)

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