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.

Glossario

ROI de Sorteio

Retorno sobre investimento de uma promocao ou sorteio no Instagram

ROI (Return on Investment) de sorteio e a metrica que avalia se o investimento em um sorteio (premio + ferramenta + divulgacao) gerou retorno positivo em termos de novos seguidores, engajamento, vendas ou awareness.

Para calcular o ROI de um sorteio: (1) Some todos os custos (premio, ferramenta como SorteiGram R$24.90, eventuais anuncios); (2) Quantifique os ganhos (novos seguidores x valor medio por seguidor, aumento de vendas, impressoes obtidas); (3) ROI = (Ganhos - Custos) / Custos x 100.

Estudos mostram que sorteios bem executados no Instagram geram ROI de 300-1000%. Um investimento de R$500 (premio) + R$24.90 (SorteiGram) pode gerar 5.000-20.000 novos seguidores e centenas de milhares de impressoes.

Termos Relacionados

Sorteio no Instagram

Promocao onde um ganhador e escolhido aleatoriamente entre os comentarios de um post

Engajamento

Metrica que mede a interacao dos seguidores com o conteudo nas redes sociais

Taxa de Conversao

Porcentagem de visitantes que realizam uma acao desejada como participar do sorteio

Voltar ao Glossario