Compare tools
Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
⇄ Comparison dimension — pick the market you're actually shopping in
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Olly 2.0
✓ verifiedFreemium
Browser-extension AI agent that drafts comments, replies and viral-post ideas to speed up social-media engagement.
30K visits/mo
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Comment Generator
✓ verifiedFree trial
Browser extension that drafts tailored comments for Instagram, LinkedIn and Threads to speed up social engagement.
15K visits/mo131K saves
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Coso.ai
✓ verifiedPaid
AI social-media co-pilot that learns your brand and generates a full week of posts you just review and approve.
4.8K visits/mo
Pricing
Free Forever: $0 (20 comments/day)
Monthly: $9.99/user/mo (100 LLM credits, all features)
Pro: $9.99/mo per platform (1,500 comments/mo)
Unlimited: $29.99/mo per platform (unlimited comments)
Free trial available
Coso: $99/mo
Coso Managed: $499/mo
Free: $0
Basic: $11
Pro: $50
Core features
- ✦One-click AI comment and reply generation
- ✦Virality predictor for posts
- ✦Auto comment, auto like and scheduling
- ✦Works across many social platforms
- ✦Bring-your-own model keys (GPT, Claude, Gemini, local)
- ✦Custom brand voice and AI personalities
- ✦Generates comments from the post's caption
- ✦Selectable tones and styles
- ✦Review and edit before posting
- ✦Works on Instagram, LinkedIn and Threads
- ✦Multi-language support
- ✦Chrome browser extension
- ✦AI weekly content generation in your brand voice
- ✦Learns brand from website and social channels
- ✦Automated content calendar and campaigns
- ✦Review-and-approve workflow
- ✦Managed done-for-you option
- ✦AI-powered caption generation
- ✦Personalized captions based on user input
- ✦Support for various social media platforms
Use cases
- →Engaging faster on social platforms
- →Growing reach through consistent commenting
- →Predicting which posts may go viral
- →Maintaining a consistent brand voice at scale
- →Boost engagement on social posts
- →Save time replying to others' content
- →Support social media managers and creators
- →Automating weekly social content
- →Maintaining a consistent posting schedule
- →Replacing or reducing agency spend
- →Outsourcing social media management
- →Generating engaging captions for personal social media posts
- →Creating captivating descriptions for real estate listings
- →Crafting compelling captions for fashion and beauty content
- →Building excitement and anticipation for event marketing
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