Ortto AI Subject Line Writer
Predict open rate before you send an email
Ortto AI Subject Line Writer launched on October 6, 2022 with 95 votes, #409 of 3,153 launches that month and more than 75% of that year's launches. The site was still online in September 2026, 4 years on.
What it does
The AI subject line tester from Ortto’s AI labs can predict email open rates based on the subject line, and suggest higher-performing alternatives. The neural network was trained by Ortto engineers on billions of email subject lines and their open rates.
Test your subject lines before your send your next email. Our subject line tester uses AI to accurately predict open rate before you send an email.
Ortto unifies your customer data, messaging and analytics on a single platform. None of our suggestions are predicted to score a higher open rate than your subjectfrom ortto.com
Does a similar job
all alternatives →
Free AI Email Subject Line Generator2021 · encharge.io · ▲174Create impactful unique subject lines using AI and GPT-3
AI Subject Line Generator2023 · ecosend.io · ▲96Generate a brilliant subject line in seconds, with GPT
Mailmodo AI2025 · mailmodo.com · ▲471Try this AI email marketing tool to create emails, automate journeys, and add interactivity to drive better conversions.
- PMPredict Mailchimp subject line open rate with AI2021 · grewai.com · ▲7
More ai this month
the category →
Paintings by AI models: programs run through a simulation of oil paint.
AI · 21d ago · stillwet.art
PixVerse R2▲381A real-time world model you can explore and change
AI · 30d ago · world.pixverse.video
Source: Product Hunt launch ↗
Launched alongside, October 2022
the whole month →- I3
Hey HN, I 3d scanned the interior of the Great Pyramid / Khufu's pyramid for the Giza Project this summer and just finished the guided version to share. Would love feedback and/or problems you encounter. I used both a Leica BLK 360 and Matterport Pro 2 to do the scanning and the Matterport SDK for the web viewer. Matterport's web display with Three.js has been the most accessible to a wide audience in the past (previous iterations are in Unity and Unreal, but difficult to download over slower connections). I've been interviewing social studies teachers around the 6th grade level to…
Dev tools · 2022 · giza.mused.org
Last time I posted this it didn't garner much interest. There have been lots of improvements and fixes since the last release. Quick list of features: - Workspaces - Tabs - Nested Folders - Lots of context menus - Response history - Plugins - Runs fully in the browser and runs offline if necessary - Chrome and Firefox extension to bypass CORS restrictions - Desktop builds for all platforms - GraphQL support - Import collections exported from Postman and Insomnia - Simple user friendly interface I built this because I love Insomnia but wanted a portable version that I could run in the…
Dev tools · 2022 · restfox.dev
Micro SaaS HQ▲672Profitable Micro SaaS ideas, supportive community
Life & fun · 2022 · microsaashq.com
APIs are a little like the open road—always waiting, full of opportunity, but hardly utilized. So here’s America, composed of several APIs that paint a vivid, real-time picture of a good old-fashioned road trip. Get local classifieds and photos. Tune into local radio stations. Talk wit other drivers. And more. Exploring the country by car was an invaluable experience for me during my time in the states. I’ve since moved to Barcelona, and find myself missing the territory. This is my attempt at recreating the magic.
Life & fun · 2022 · 4m3ric4.com