OneSignal
The most widely used customer engagement solution
Success.ai
Supercharge your growth with AI-powered cold emails!
Updated February 2026
| OneSignal | Success.ai | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 6 | 105 |
| Pros | 0 | 14 |
| FactScore™ | 42.3 | 101.3 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in OneSignal — Pros
No unique pros listedBoth tools — Pros
—Only in Success.ai — Pros
14-day free trial User-friendly interface Unlimited warm-up feature Extensive lead database AI-powered email writer Excellent customer support Unlimited email accounts No credit card required for trial Cost-effective Advanced analytics Seamless CRM integration AI-driven analytics Campaign scheduling Cross-device trackingOnly in OneSignal — Cons
—Both tools — Cons
—Only in Success.ai — Cons
—Details
| OneSignal | Success.ai | |
|---|---|---|
| Categories | Email marketing, Marketing automation platforms, Messaging apps | Email marketing, Lead generation software |
| Platforms | Web | Web |
| Became Popular | April 18, 2015 | November 5, 2023 |
| Website | onesignal.com | success.ai |
Who Should Pick Which?
Choose OneSignal if...
- No unique pros listed
Choose Success.ai if...
- 14-day free trial
- User-friendly interface
- Unlimited warm-up feature
With a FactScore™ of 42.3 vs 101.3, Success.ai leads in community reception. OneSignal uniquely offers No unique pros listed, while Success.ai stands out for 14-day free trial and User-friendly interface.
What Users Say
OneSignal
OneSignal made it incredibly easy to integrate mobile push notifications into Webhookify. With just a few lines of code, we had a reliable and scalable system that keeps our users updated in real-t...
We send push notifications to keep users updated about the app.
great to tracking app messages & delivery
Success.ai
Success.ai has streamlined our outreach strategy, providing us with the means to connect with professionals efficiently. Its user-friendly approach and the support available round the clock have re...
Success.ai is an essential part of our marketing strategy, with its AI-powered features, extensive lead database, and user-friendly approach. It's been a game-changer, helping us consistently conne...
We've experienced remarkable results with Success.ai, making it an essential tool in our marketing arsenal. The platform's focus on meaningful connections and user support adds even more value to o...
Related Comparisons
Frequently Asked Questions
Which is better, OneSignal or Success.ai?
Based on FactScore™, Success.ai leads with a score of 101.3 vs 42.3. Success.ai has a higher rating of 5.0★ compared to 5.0★.
What are the pros of OneSignal compared to Success.ai?
OneSignal uniquely offers: No unique pros listed.
What are the pros of Success.ai compared to OneSignal?
Success.ai uniquely offers: 14-day free trial, User-friendly interface, Unlimited warm-up feature, Extensive lead database, AI-powered email writer.
Is OneSignal better rated than Success.ai?
OneSignal is rated 5.0★ from 6 reviews. Success.ai is rated 5.0★ from 105 reviews.
What is the FactScore™ of OneSignal and Success.ai?
FactScore™ weighs rating and review volume together. OneSignal scores 42.3 and Success.ai scores 101.3.
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