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.

Email para o Ganhador

Email profissional para notificar e instruir o ganhador do sorteio.

Assunto: Parabens! Voce ganhou o sorteio de [PREMIO]!

Ola @ganhador,

Parabens! Voce foi o ganhador(a) do nosso sorteio de [PREMIO] realizado em [DATA]!

Detalhes do sorteio:
- Post: [LINK DO POST]
- Total de participantes: [NUMERO]
- Metodo: Sorteio aleatorio via SorteiGram.app
- Verificacao: O resultado pode ser verificado em sorteigram.app/verificar usando o hash SHA-256 fornecido no post de resultado.

Proximos passos:
1. Responda este email confirmando seus dados:
   - Nome completo
   - Endereco de entrega (com CEP)
   - Telefone para contato
2. O envio sera feito em ate [X] dias uteis apos confirmacao
3. Voce recebera o codigo de rastreio por email

Importante: Voce tem 48 horas para responder. Caso contrario, um novo sorteio sera realizado.

Obrigado por participar e parabens novamente!

Atenciosamente,
[Nome da marca]
[Email de contato]

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