Synthesys Review
A voice-first tool that also does avatar video.
Try Synthesys →Bottom line
Synthesys leads with voice cloning and TTS, with avatar video layered on top. As a pure avatar tool it sits in the bottom half of our ranking.
Quick facts
Who it’s for
Best for
- Users who primarily need voice cloning, with avatar video as a bonus
- Anyone who needs commercial rights on the cheapest plan rather than gated behind a higher tier
Not for
- Anyone prioritizing top-half avatar video quality
- Anyone who wants to try before paying — there is no free plan
Pros and cons
Pros
- Strong voice cloning
- Combined TTS + avatar video
- Full commercial rights included on every plan, per the vendor pricing page
Cons
- Bottom half of the ranking on all scores
- No free plan on the vendor pricing page
- Credit-metered: one 15-second Sora 2 clip eats almost the entire monthly Indie allowance
Entry is $29 a month, or $20 a month billed annually. There is no free plan, so check the credit table against the models you actually intend to use before subscribing.
Try Synthesys →How we scored it
The GraiLogic score measures output quality only: ranked within avatar tools, where 100 is the strongest tool in that category today – early data, the number may still move. Source: named public reviews, scored by GraiLogic, checked 21 Aug 2026. Ease of use and value for money are our own editorial judgement and are shown for context only; they do not change the score or the rankings. Full methodology →
Our verdict
Synthesys leads with voice cloning and TTS, with avatar video layered on top. As a pure avatar tool it sits in the bottom half of our ranking.
On the plus side: strong voice cloning, combined TTS and avatar video, and commercial rights that are included on every tier rather than gated behind the expensive plans.
The main trade-offs to weigh: bottom half of the ranking on all scores, no free plan to test with, and a credit system in which the headline price tells you very little about what you can actually produce. On the vendor own credit table, a single 15-second Sora 2 clip costs 975 of the 1,000 credits an Indie subscription includes for the month, while a 15-second clip on the lighter Wan 2.6 model costs 38.
Alternatives worth a look
Digen AI
47/100A free way to make photos talk, with decent lip-sync.
Provisional
Vidyard (AI Avatars)
47/100Avatar videos as a feature inside a B2B sales-video platform.
Provisional
Steve.AI
30/100Animation plus live-action explainers with an unusually wide style range.
Provisional
These scores are on the same avatar scale as the score above, so they are directly comparable.