No relationship is perfect. Every relationship has some ups and downs. If someone commits a mistake, the others can feel hurt. You can fix things by apologizing to your partner or friends by sending apology messages to make them feel that you are genuinely sorry for your deed. Here are 100 I am sorry messages that you can use to say sorry to your partners and friends, and they will know that you are sorry for your words and will forgive you unapologetically.