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Growth tools for SaaS founders
Pick the workflow you need and start in seconds. 23 free tools to find leads, write outreach that gets answered, stay un-banned on Reddit, and ship to every platform.
Find leads
3 toolsSurface people already asking for what you sell.
NewReddit Lead Finder
Enter your keywords and target subreddits, get real recent Reddit posts from people asking for a product like yours, ranked by buyer intent. A free taste of OneUp Today's core lead engine.
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NewAI Subreddit Recommender
Describe your product, get the subreddits where your buyers actually gather, validated against Reddit and ranked by size. Then jump straight to finding leads in them.
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NewSubreddit Finder for Your SaaS
50 curated subreddits ranked by self-promo tolerance, industry, and ICP. Filter by what you sell, find where your customers hang out.
Try itWrite outreach
5 toolsDraft replies, DMs, and posts that get answered, not flagged.
NewAI Reddit Reply Generator
Paste a Reddit post, get two genuinely helpful reply drafts that lead with value and mention your product naturally. The 9:1-rule way OneUp writes replies.
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NewAI Cold DM Personalizer
Paste a prospect's bio or recent post, get three personalized opening DMs for Reddit, X, or LinkedIn that reference their actual context and don't read like spam.
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NewCold DM Generator
Enter the prospect's pain and your product, get three personalized cold DM drafts for Reddit, X, or LinkedIn. Value-first, question-first, and peer angles to edit and send.
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NewAI Reddit Post Writer
Tell it your subreddit, topic, and goal, get a self-promo-safe post title and body that respects the 9:1 rule and gets upvoted instead of removed.
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NewCold DM Template Library
15+ proven cold DM templates for Reddit, X, and LinkedIn. Filter by platform, industry, ICP, and value prop. Copy ready-to-personalize messages with reply-rate estimates.
Try itReddit safety & rules
3 toolsStay un-banned: check account health, rules, and timing.
NewReddit Shadowban Checker
Enter a username, get a 0-100 account health score, signal breakdown, and a recovery checklist. Detects shadowbans, low-karma flags, single-sub spam patterns.
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NewReddit Self-Promotion Rules Checker
Can you promote in r/X? Look up any of 49 communities to see its self-promotion policy, plus the 9-to-1 rule and a playbook for promoting on Reddit without getting banned.
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NewBest Time to Post on Reddit
Recommended Reddit posting windows converted to your timezone and split by goal: maximum reach, B2B subreddits, or comments and discussion.
Try itAnalytics & research
2 toolsKnow your numbers and what actually works.
NewReddit vs Cold Email ROI Calculator
Compare cost per customer across Reddit DMs, cold email, and paid ads. Plug in your funnel and see which channel is actually cheapest for your numbers.
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NewReddit DM Benchmarks 2026
Original research from 5,756 real Reddit DM conversations: the 26.6% baseline reply rate, what message length and openers win, and why AI relevance scores predict nothing.
Try itPublish & preview
3 toolsShip to every platform and track what you post.
NewMulti-Platform Post Preview
Paste your post and image, see live mockups across all 9 platforms. X (with tier toggle), LinkedIn, Reddit, Instagram, Threads, Facebook, TikTok, YouTube, Pinterest. Catches truncation, hashtag styling, image crops, and link cards before you publish.
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NewUTM Campaign Link Builder
Build trackable campaign URLs for Google Analytics in seconds. Presets for Reddit, X, LinkedIn, and email, plus a plain-English guide to each parameter.
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Places to Publish Your Startup
Discover directories, forums, and platforms to promote your startup.
Try itMedia & utilities
7 toolsQuick image, video, and everyday helpers.
App Screenshot Generator
Create professional app screenshots with device frames, text overlays, and backgrounds.
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Social Media Image Resizer
Resize images for Instagram, X, Facebook, LinkedIn, Pinterest, YouTube, and TikTok in one click.
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Image Compressor
Compress PNG, JPEG, and WebP images. Reduce file size while keeping quality. Batch with ZIP download.
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Meme Generator
Create memes with 15 popular templates or your own images.
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Video to GIF Converter
Convert MP4, WebM, or MOV videos to animated GIFs. Trim, set FPS, choose resolution.
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WhatsApp Chat Video Generator
Create custom WhatsApp conversation videos.
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BMI Calculator
Calculate BMI with metric / imperial conversion and a health-feedback scale.
Try itWant this on autopilot?
OneUp finds the leads and drafts the outreach for you, then you just review and send. The free tools are a taste, the product runs the whole loop.