If you want to spice up your instant messages with a bit of fun and personality, EmojiTell could be for you. The service converts text into creative combinations of emoji that can add personality and entertainment to your online communications. With a broad library of emojis and their meanings, you can convey nuanced feelings and respond to messages with instant emotional feedback. It's a good way to liven up online communication and make it more entertaining.
Another tool that could be useful is ConversAI, a personal AI chatbot assistant that uses natural language processing and machine learning to help you communicate better. It can help you respond to messages with one-click replies, summarize messages, detect the tone of your messages, and respond with animated GIFs. That can make your online communications more productive and entertaining. ConversAI works with chat apps like WhatsApp, Facebook Messenger and Instagram, so you can use it on whatever chat app you prefer.
If you're using Slack, Felix is worth a look. Felix is a Slack-integrated AI assistant that drafts messages for you in the right tone and style. You can customize its responses with your own prompts, and it'll check spelling and grammar to make sure your messages are well crafted. That can be particularly useful for team communications, where you can use it to draft more empathetic and professional messages.