OneSignal vs SendX: Complete Comparison (2026)
An in-depth comparison of OneSignal and SendX to help you choose the right tool for your business.
Last updated: November 2026
OneSignal
7.1/10
OneSignal is a customer messaging platform for sending mobile push, web push, in-app messages, email and SMS to app and website users.
SendX
6.2/10
SendX is an email marketing platform for small and growing businesses. It offers campaigns, automation, landing pages, and deliverability tools, priced by contact count.
Feature-by-Feature Comparison
| Feature | | |
|---|---|---|
| Scores | ||
| Overall Rating | 7.1/10 | 6.2/10 |
| Analytics | 6/10 | 5/10 |
| Cost | 7/10 | 8/10 |
| Customization | 6/10 | 5/10 |
| Ease of Use | 8/10 | 7/10 |
| Integration | 8/10 | 6/10 |
| Scalability | 8/10 | 5/10 |
| Security | 7/10 | 5/10 |
| Support | 6/10 | 7/10 |
| Pricing | ||
| Free plan | Yes | No |
| Cheapest paid plan | $19/mo Growth | $10/mo Core |
| Estimated cost for 10 users | Free Free | $10/mo Core |
| Features | ||
| A/B Testing | ||
| Email Marketing | ||
| Segmentation | ||
| E-commerce Features | Not listed | |
| Landing Pages | Not listed | |
| SMS Marketing | Not listed | |
| Webinars | Not listed | |
OneSignal vs SendX cost by team size
OneSignal costs less at every team size we checked.
| Team size | OneSignal | SendX |
|---|---|---|
| 1 user | FreeFree | $10/moCore |
| 5 users | FreeFree | $10/moCore |
| 10 users | FreeFree | $10/moCore |
| 25 users | FreeFree | $10/moCore |
| 50 users | FreeFree | $10/moCore |
The plan that fits each team size, billed monthly, before add-ons and usage charges. Each cost opens that tool's pricing calculator for the team size.
Which One Should You Choose?
Why choose OneSignal
- Has a free plan (SendX does not)
- Lower estimated cost for 10 users: Free vs $10/mo
- Higher Scalability score (8/10 vs 5/10)
- Higher Integration score (8/10 vs 6/10)
- Better fit for enterprise (7/10 vs 4/10)
Why choose SendX
- Higher Cost score (8/10 vs 7/10)
- Higher Support score (7/10 vs 6/10)
- Better fit for e-commerce (7/10 vs 5/10)
Pros & Cons
OneSignal
Pros
- A free plan with unlimited push up to 1,000 MAU and 10,000 emails a month makes it cheap to start.
- Push, in-app, email and SMS run from one platform with cross-channel journeys.
- Reviewers on G2 and PeerSpot say the dashboard is easy for non-technical marketers to use.
- A broad integration catalog covers CDPs such as Segment, RudderStack and Hightouch, data warehouses, and analytics tools.
Cons
- PeerSpot reviewers call it expensive for large subscriber bases.
- Free and Growth plans cap segments at 6 and 10, and reporting history at 30 and 90 days.
- SMS pricing is not published and requires a sales conversation.
- Reviewers mention unclear documentation for advanced cases and limited in-app design options.
SendX
Pros
- Every plan includes unlimited marketing sends, users, and domains, so the bill depends only on contact count.
- Core starts at $10 a month for 1,000 contacts, and annual billing takes 25 percent off.
- Deliverability tooling is broad, with inbox tests, dedicated IPs, list cleaning, warmup, and an AI advisor.
- A/B testing, segmentation, landing pages, and workflows are included on the entry plan.
- Reviewers on G2 and Capterra praise the support team, and every plan includes 24/7 chat and ticket support.
Cons
- SMS is not generally available: bulk SMS is in private beta and SMS in workflows is in beta.
- Reviewers cite limited template variety and basic reporting.
- Some users report slow sends, including one 10,000-contact campaign that took 24 hours.
- Some reviewers say they had trouble cancelling their subscription or deleting their account.
- White label and multi-tenant features, which agencies need, are only on the custom-priced Enterprise plan.
Not sold on either?
Frequently Asked Questions
OneSignal scores higher on our Marketing criteria: 7.1/10 against 6.2/10 for SendX. The largest gap is in Scalability: 8/10 for OneSignal and 5/10 for SendX.
OneSignal costs less for 10 users: free on its Free plan, against about $10/mo on its Core plan for SendX, billed monthly.
OneSignal has a free plan; SendX does not list one.
OneSignal is the better fit for enterprise: we rate it 7/10 for them, against 4/10 for SendX.
