Comparison · 21 merchant reviews read · Updated October 2026
Theme Scientist vs Variant
Short answer
Pick Theme Scientist if you need theme tests and you want the lowest starting price ($9.99/month).
Pick Variant if you need template tests and url split tests.
 Theme Scientist |  Variant | |
|---|---|---|
| App Store rating | 4★ (13) | 5★ (8) |
| Cost at your traffic | $29.99+/moYour traffic is above the listed limits. Tester Pro is the floor, expect a custom quote. | $599+/moYour traffic is above the listed limits. Up to 25K Sessions is the floor, expect a custom quote. |
| How price scales | Starts at $9.99/month with a 14-day free trial, and the price goes up as your store's monthly order limit increases (50, 250, or 500 orders). | Starts at $199/month for up to 5K sessions and goes up with monthly sessions, to $599/month for up to 25K sessions, with 20% off if billed yearly. |
| Launched | March 5, 2020 | January 12, 2026 |
| App Store listing | App Store listing |
Theme Scientist starts at $9.99 a month, Variant at $199
Theme Scientist
- Tester$9.99/mo
- Tester+$19.99/mo
- Tester Pro$29.99/mo
Variant
- Up to 5K Sessions$199/mo
- Up to 10K Sessions$399/mo
- Up to 25K Sessions$599/mo
Only Theme Scientist can run theme tests
Read from each app's listing. A dot means the listing says it can do it.
| Theme Scientist | Variant | |
|---|---|---|
| Theme tests | ● | ○ |
| Template tests | ○ | ● |
| Content tests | ● | ● |
| URL split tests | ○ | ● |
| Offer tests | ○ | ● |
| Checkout tests | ○ | ● |
| Personalization | ○ | ● |
| Visual editor | ○ | ● |
| AI test ideas | ○ | ● |
What reviewers complain about
None of these apps has 20+ reviews yet, so there's not enough to compare complaint rates.
Variant replies to 88% of reviews, Theme Scientist to 85%
| Theme Scientist | Variant | |
|---|---|---|
| Reviews with a developer reply | 85% | 88% |
| Praise support | 69.2% | 75% |
| Complain about support | 7.7% | 0% |
Results merchants put a number on
- over $50k a year revenue with Theme Scientist, testing multiple growth ideas. “increase our revenue by over $50k a year”
- double conversion rate with Theme Scientist. “double, yes double our conversion rates in 3 months”
- 1.7% conversion rate with Variant. “jump to 1.7%”
- 2.2% conversion rate with Variant. “hit 2.2%”
Add another app to this comparison
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