Synthesia vs HeyGen for Australian Business 2026: Which AI Avatar Tool Wins?

Pricing figures updated 6 September 2026: USD prices are converted at the current rate (1 USD ≈ 1.40 AUD, verified 5 September 2026) and shown ex-GST, replacing the retired 1.55 + GST basis. A GST-registered Australian business that supplies its ABN is not charged GST on an imported digital service; other buyers should allow ~10% on top (Methodology).

Winner: Synthesia, for the default Australian business buyer. It scores 19/25 to HeyGen's 18/25, and the gap is Australian fit: Synthesia's EU hosting and documented security posture beat HeyGen's offshore-US, no-residency setup for any team that has to answer a procurement question. HeyGen is the smarter pick for one buyer in particular — the solo operator who ships weekly video and wants the cheapest capable engine — where its US$29/mo (~A$41/mo ex-GST) Creator plan and newer avatar tech win on value. Both bill in USD on the web, though HeyGen's iPhone app charges A$49.00/month in Australian dollars with GST included and a claimable tax invoice, at the same landed cost. Neither offers Australian data residency. (HeyGen corrected from 17/25 on 21 September 2026.)

Last reviewed: 9 June 2026 by Adam.

At a glance

All AUD figures convert at roughly 1.40 USD-to-AUD, include an assumed ~10% GST, and exclude card foreign-transaction fees. They are a guide, not a quote.

What both tools do

Both take a written script and return a studio-style talking-head video — no camera, no actor, no green screen. You pick a presenter avatar, a voice and a language, hit generate, and get a clean clip a non-specialist could not have filmed alone. Both run a useful free tier so you can test avatar quality before paying. Both handle one-script-to-many-languages dubbing, which is the feature most Australian buyers actually return to.

The split is in their centre of gravity. Synthesia is built for corporate L&D and internal comms — training, onboarding, explainers, localisation — with tooling to match: SCORM export for learning management systems, interactive videos and quizzes, brand kits and API access. HeyGen is built for the "faceless content" creator: single-photo avatars, digital twins trained on you, and fast social-clip turnaround. One is procurement software; the other is a creator's tool that scaled up.

Pricing in Australia

Here the two are more alike than different, and the news is not good for Australians: both bill in USD only, with no AUD price list and no disclosed GST or ABN handling. You wear the currency conversion and, in most cases, a card foreign-transaction fee on top of either.

On headline cost, HeyGen is cheaper at the entry point. Its Creator plan is US$29/mo (~A$41/mo ex-GST), once you assume the ~10% imported-digital-services GST. Synthesia's equivalent "most popular" Creator tier is US$64/mo on annual billing — about A$90/mo ex-GST, or A$1,075/year ex-GST. Synthesia does offer a cheaper Starter tier at US$18/mo annual (~A$25/mo ex-GST), but Starter's credit and minute caps make Creator the realistic floor for a team producing regular video.

Watch the credit mechanics on both. HeyGen's premium Avatar IV/V engines burn credits far faster than the plan's headline "30-minute videos" suggests, and HeyGen does not publish a clear per-minute rate for them. Synthesia's lower tiers carry credit and minute caps that limit a content engine. On either platform, read the credit allowance, not the minutes line — and test on the free tier first.

GST treatment is undisclosed on both pricing pages. Assume ~10% GST is added at an AUD-converted checkout, and if you are a GST-registered business, have your ABN ready and check whether entering it removes the line. Treat the tax detail as UNVERIFIED on both until you confirm it at checkout.

Where Synthesia wins

Australian fit — relatively. This is the decider. Neither tool is localised for Australia, but Synthesia's data and security story is the one that survives a procurement review. Customer data sits in the EU (Ireland, with backups in Frankfurt) under GDPR-aligned controls, backed by SOC 2 Type II, ISO/IEC 27001:2022 and ISO 42001 for AI management. HeyGen processes your scripts, photos and trained likeness offshore in the US with no residency claim and far less certification on display. EU hosting is not Australian hosting — but for a business that has to point at something defensible, it is a materially stronger position than "offshore US, no statement."

Depth for training and comms. SCORM export, interactive quizzes and brand kits make Synthesia the obvious pick for L&D and HR teams loading content into a learning management system. HeyGen has nothing equivalent.

Documented enterprise posture. Synthesia is built to clear corporate procurement and shows it — the certifications and security documentation are the kind a CISO will actually accept.

Where HeyGen wins

Value at the entry point. At US$29/mo (~A$41/mo ex-GST), HeyGen's Creator plan is roughly half Synthesia's Creator tier. For a solo operator shipping weekly video, that is a few dollars per finished clip and the clear value winner — which is why HeyGen scores 4/5 on value to Synthesia's 3/5.

Newer avatar technology. HeyGen's Avatar IV builds a talking head from a single still photo, and Avatar V (April 2026) trains on a 15-second clip of you to carry your real gestures across outfits, backgrounds and camera angles. That is more current than Synthesia's stock-and-personal-avatar approach. Caveat: even Avatar V carries a faint uncanny-valley stiffness careful viewers notice — fine for explainers, risky for face-of-the-brand work.

Consent controls. HeyGen's recorded consent verification with a spoken code, plus automatic celebrity-face flagging, is a stronger safeguard than most rivals — useful if you are generating likenesses of staff or clients.

Slightly wider library. 500+ stock avatars and 175+ languages edge Synthesia's 230+ avatars and 160+ languages, though both are deep enough that this rarely decides a purchase.

Australian fit

Neither tool was built for Australia, and it shows on both. Same gaps repeat: USD-only billing, no AUD invoicing, undisclosed GST/ABN handling, and northern-hemisphere support hours with no local entity.

The separation is data residency. Synthesia scores 2/5 on Australian Fit; HeyGen scores 1/5. Synthesia at least documents where your data lives (EU) and wraps it in recognised certifications. HeyGen offers no residency claim at all. For a government, health, or otherwise regulated Australian buyer with data-sovereignty obligations, neither is a clean fit — but Synthesia's EU-with-SCCs position is the one more likely to pass, where HeyGen's silence is more likely to end the conversation. Under the Australian Fit gate, the weak Australian Fit on both is exactly why neither can wear five stars or be named our category Top Pick, regardless of product quality.

Which to pick

A short decision framework for the default reader:

• You run L&D, HR or internal comms and produce training video at volume → Synthesia. SCORM, quizzes and the documented security posture are built for your job.
• You are a procurement-bound, regulated or government-adjacent buyer → Synthesia, with a direct check to their sales team that EU-only hosting clears your data-sovereignty rules. If it does not, neither tool fits and you should look local.
• You are a solo operator, coach or course creator shipping weekly social or explainer clips → HeyGen. The US$29/mo (~A$41/mo ex-GST) Creator plan and newer single-photo avatars win on value at your scale.
• Your brand lives on on-camera warmth and authenticity → neither. Film yourself. Both avatars still read faintly "off" up close.

The verdict

For the default Australian business buyer — a team that needs a steady stream of presenter-led video and will, sooner or later, have to answer "where does our data live?" — Synthesia is the pick. It scores 19/25 to HeyGen's 18/25, and the single point between them is the one that matters most to this reader: a documented EU data story with real certifications, and L&D tooling built for the job. It costs more, and the USD billing stings, but it is the tool that survives a procurement conversation.

HeyGen is not far behind, and for the right buyer it is the better choice. If you are a solo operator who ships video weekly and has no data-sovereignty constraint, HeyGen's lower price and newer avatar tech make it the smarter spend. But that is a narrower buyer than our default. For most Australian businesses weighing the two, start with Synthesia — and only drop to HeyGen if price, at your volume, is the thing that decides it.

Frequently asked questions

Which is better for Australian business?

Synthesia, for the default buyer. It scores 19/25 to HeyGen's 18/25, and the gap is Australian fit — its documented EU hosting and certifications survive a procurement review where HeyGen's offshore-US, no-residency setup doesn't. HeyGen wins for solo operators shipping weekly video on a budget, and its iPhone app does at least bill in Australian dollars with a claimable GST invoice.

Which is cheaper in AUD?

HeyGen at the entry point — its Creator plan is about A$41/month (US$29), roughly half Synthesia's Creator tier (~A$90/month). Both bill in USD only, so add currency conversion and likely a card foreign-transaction fee.

Do either bill in AUD or include GST?

No. Both bill in USD only with no AUD price list, and neither discloses GST or ABN handling on its pricing page. Assume ~10% GST is added at checkout and confirm it there — treat the tax detail as unverified until you do.

Can I keep my data in Australia?

No — neither offers Australian data residency. Synthesia hosts in the EU (Ireland, Frankfurt) with SOC 2, ISO 27001 and ISO 42001; HeyGen processes offshore in the US with no residency claim. For regulated buyers, neither is a clean fit, but Synthesia's position is more likely to pass.

Is there a free tier?

Yes — both run a free tier so you can test avatar quality before paying. Use it: credit mechanics on both burn faster than the headline minutes suggest, especially HeyGen's premium Avatar IV/V engines.

Read next

• Review: Synthesia Review (2026): AI Avatar Video for Australian Business
• Review: HeyGen Review Australia 2026: Should a Solo Operator Pay for AI Avatars?
• Category guide: Best AI Video Tools in Australia 2026

The AI Directory Australia is an independent publication. We accept no payment for reviews and hold no commercial relationship with Synthesia or HeyGen. Pricing and features change — verify current figures on the vendor's site before purchasing.

Synthesised from The AI Directory's verified reviews of Synthesia (19/25) and HeyGen (18/25 — corrected from 17/25 on 21 September 2026 when its Australian App Store AUD billing was verified), both reviewed 3 June 2026. AUD conversions use USD→AUD 1.4045 (ECB reference rate, 18 September 2026) and are shown ex-GST: a GST-registered Australian business that supplies its ABN is not charged GST on an imported digital service, and an unregistered buyer should allow ~10% on top; actual GST treatment is undisclosed on both vendors' pricing pages and should be confirmed at checkout. Reviewed by Adam.

Sources

Imported from The AI Directory's verified reviews of Synthesia and HeyGen (both reviewed 3 June 2026). Primary vendor pages back the pricing, language, avatar, security and data-residency claims repeated in this comparison.

1. Synthesia / Pricing — https://www.synthesia.io/pricing — "checked 13 June 2026" (Primary)
2. Synthesia / Security Practices — https://www.synthesia.io/legal/security-practices — "checked 13 June 2026" (Primary)
3. Synthesia / Homepage — https://www.synthesia.io/ — "checked 13 June 2026" (Primary)
4. Synthesia / Trust Center — https://security.synthesia.io/ — "checked 13 June 2026" (Primary)
5. Synthesia / "Synthesia is ISO 27001 Certified" — https://www.synthesia.io/post/synthesia-is-iso-27001-certified — "checked 13 June 2026" (Primary)
6. HeyGen / Pricing — https://www.heygen.com/pricing — "checked 13 June 2026" (Primary)
7. HeyGen / Avatar IV — https://www.heygen.com/avatars/avatar-iv — "checked 13 June 2026" (Primary)
8. HeyGen / "Avatar V is now available on HeyGen" (Help Center) — https://help.heygen.com/en/articles/14602974-avatar-v-is-now-available-on-heygen — "checked 13 June 2026" (Primary)
9. HeyGen / Content Moderation Policy — https://www.heygen.com/moderation-policy — "checked 13 June 2026" (Primary)
10. HeyGen / Ethics — https://www.heygen.com/ethics — "checked 13 June 2026" (Primary)
11. HeyGen / Privacy Policy — https://www.heygen.com/privacy — "checked 13 June 2026" (Primary)