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Comparison LabCompare 27 voice AI platforms and components across seven buying contexts, with sourced capabilities, current price captures and visible unknowns.Voice AI Price Index: prices, evidence and historyUnderstand the complete voice-agent cost stack: models, voice, transcription, telephony, subscriptions, capacity and add-ons.Know the cost before the first callEstimate monthly voice-agent costs, AI minutes, setup expenses and volume scenarios using your own transparent assumptions.AI voice agents for dentalAppointments, rescheduling and after-hours calls—with a person ready for clinical questions. Explore call flows, safe automation, integrations, tests and cost considerations.

Compare Lab

Fish Audio vs Ringly.io

Fish Audio is positioned as a developer speech API and creative voice workspace; paid TTS usage is metered in UTF-8 bytes. Ringly.io is positioned as a Shopify-focused phone support agent billed by qualifying conversation. Start b

The decision in context

Fish Audio is positioned as a developer speech API and creative voice workspace; paid TTS usage is metered in UTF-8 bytes. Ringly.io is positioned as a Shopify-focused phone support agent billed by qualifying conversation. Start by deciding who owns the missing layers, then inspect the documented differences below.

Voice Engines and Full Platforms are different product categories. An underlying engine or framework is not a complete substitute for a deployed agent workflow.

13 jointly documented catalog fields. This measures evidence coverage, not equivalent quality or an overall winner.

Compare for the job

Test opening hours, booking conflicts and an unanswered transfer.

2 of 4 slots
Fish AudioRingly.io
Decision signals / differences first

Start where the records differ.

5 of 8 priority fields differ

Values and evidence states are compared together. Shared facts follow the differences; Unknown never means No.

Selected platforms: buyer-critical differences before detailed dimensions
Decision pointFish AudioRingly.io
Billing modelDifferent records
component-stackVerified Yes · 2026-09-28
per-conversationVerified Yes · 2026-09-28Documented product/configuration only; see research notes · Current conversation plan; pre-September-12 legacy plans differ
Billing unitDifferent records
TTS: million UTF-8 bytes; ASR: audio hours; Agents: conversation minutesVerified Yes · 2026-09-28
conversationVerified Yes · 2026-09-28Documented product/configuration only; see research notes · Current conversation plan; pre-September-12 legacy plans differ
Bring your telephonyDifferent records
YesVerified Yes · 2026-09-28
UnknownUnknown after research · 2026-09-28Documented product/configuration only; see research notes
Bring your modelDifferent records
YesVerified Yes · 2026-09-28
UnknownUnknown after research · 2026-09-28Documented product/configuration only; see research notes
Warm transferDifferent records
YesConditional · 2026-09-28Phone transport and carrier-dependent transfer
UnknownUnknown after research · 2026-09-28Documented product/configuration only; see research notes
HIPAA pathShared state
UnknownUnknown after research · 2026-09-28
UnknownUnknown after research · 2026-09-28Documented product/configuration only; see research notes
Your requirements & next steps
Carried from your shortlist

Your requirements

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Ready-made / AI receptionist · Strict evidence mode

No personal requirements yet. Add criteria in Advanced Filter to prioritize this comparison.

Unknown ≠ No
Evidence, side by sideNo benchmark scores
Fish AudioVoice Engines
Ringly.ioFull Platforms
Pricing model
Fish Audio
component-stackVerified Yes · 2026-09-28

TTS uses UTF-8 bytes, ASR audio hours, Agents minutes plus carrier/model/add-ons. Multiple products must not share a fabricated normalized unit.

Ringly.io
per-conversationVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · Current conversation plan; pre-September-12 legacy plans differ
Headline / base price
Fish Audio
TTS $15/M UTF-8 bytes; ASR $0.36/audio hour; Agents $0.06/min + applicable surchargesVerified Yes · 2026-09-28

Free TTS model and Agents promotional basic LLM scope are separate.

Ringly.io
$99/month plus $1.99 per additional conversationVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · Current conversation plan; pre-September-12 legacy plans differ
Billing unit
Fish Audio
TTS: million UTF-8 bytes; ASR: audio hours; Agents: conversation minutesVerified Yes · 2026-09-28

Each product keeps its own billing unit.

Ringly.io
conversationVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · Current conversation plan; pre-September-12 legacy plans differ
Platform fee
Fish Audio
No API subscription fees or monthly minimumsVerified Yes · 2026-09-28

API access; managed numbers have separate rental and enterprise agreement may differ.

Ringly.io
$99/monthVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · Current conversation plan; pre-September-12 legacy plans differ
Included usage
Fish Audio
One-time $5 Agents trial balance; preview calls freeVerified Yes · 2026-09-28

Real sessions consume balance including relevant carrier/model charges; no monthly included minutes.

Ringly.io
50 qualifying conversations; test and excluded calls do not countVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · Current conversation plan; pre-September-12 legacy plans differ
Overage
Fish Audio
Metered charges debit prepaid API credit after trial balanceVerified Yes · 2026-09-28

Destination, transfer and selected model affect cost; no complete ceiling.

Ringly.io
$1.99 per qualifying conversation after the allowanceVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · Current conversation plan; pre-September-12 legacy plans differ
Pass-through costs
Fish Audio
Phone destination surcharge, $1.20/month managed number, cold $0.015/min or warm $0.025/min post-transfer, non-basic LLM tokens; BYO carrier separateVerified Yes · 2026-09-28

Rates have explicit event/destination scope, not a single maximum.

Ringly.io
UnknownUnknown after research · 2026-09-28

Conversation billing cannot be converted into cost/minute without actual duration and billing eligibility. Spend-cap shutdown can lag by up to an hour.

Documented product/configuration only; see research notes · Current conversation plan; pre-September-12 legacy plans differ
Free offer
Fish Audio
UnknownNot researched

Not yet researched against this buyer-critical field standard.

Ringly.io
UnknownUnknown after research · 2026-09-28

Conversation billing cannot be converted into cost/minute without actual duration and billing eligibility. Spend-cap shutdown can lag by up to an hour.

Current conversation plan; pre-September-12 legacy plans differ
Complete cost ceiling
Fish Audio
UnknownUnknown after research · 2026-09-28

Call mix, destination, transfer time, selected model/token usage and separate speech products prevent a universal complete monthly/minute ceiling.

Ringly.io
UnknownUnknown after research · 2026-09-28

Conversation billing cannot be converted into cost/minute without actual duration and billing eligibility. Spend-cap shutdown can lag by up to an hour.

Documented product/configuration only; see research notes · Current conversation plan; pre-September-12 legacy plans differ
What remains unresolved
Fish Audio
UnknownUnknown after research · 2026-09-28

Call mix, destination, transfer time, selected model/token usage and separate speech products prevent a universal complete monthly/minute ceiling.

Ringly.io
Conversation billing cannot be converted into cost/minute without actual duration and billing eligibility. Spend-cap shutdown can lag by up to an hour.Verified Yes · 2026-09-28

Research conclusion about cost completeness, not a vendor capability.

Documented product/configuration only; see research notes · Current conversation plan; pre-September-12 legacy plans differ

Anyone with this link can view the encoded decision criteria.

Vendor documentation establishes a claim. Public model benchmarks are separate context, not measurements of these platforms.

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What to verify together.

Fish Audio

UTF-8 bytes and characters are not interchangeable for multilingual scripts.

TTS $15/M UTF-8 bytes; ASR $0.36/audio hour; Agents $0.06/min + applicable surcharges · V3.3 evidence review · TTS API reference; Voice Agents beta has separate minute-based billing

Excluded / confirm: Complete cost cannot be established from this reference. Call mix, destination, transfer time, selected model/token usage and separate speech products prevent a universal complete monthly/minute ceiling. · Phone destination surcharge, $1.20/month managed number, cold $0.015/min or warm $0.025/min post-transfer, non-basic LLM tokens; BYO carrier separate

component-stackVerified Yes · 2026-09-28

TTS uses UTF-8 bytes, ASR audio hours, Agents minutes plus carrier/model/add-ons. Multiple products must not share a fabricated normalized unit.

Read the complete profile →

Ringly.io

Compare the billable-conversation definition against your actual call mix.

$99/month plus $1.99 per additional conversation · V3.3 evidence review · Additional eligible conversation after the $99/month plan allowance; legacy accounts differ

Excluded / confirm: Complete cost cannot be established from this reference. Conversation billing cannot be converted into cost/minute without actual duration and billing eligibility. Spend-cap shutdown can lag by up to an hour. · Provider, carrier and custom contract terms require separate verification

per-conversationVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · Current conversation plan; pre-September-12 legacy plans differ
Read the complete profile →

The evidence overlap.

Both records have documented values for Product type, Call direction, Technical setup, Pricing model, Published numeric pricing, Call recording, Knowledge base / RAG, Function / tool calling, Call summary, Structured extraction, Webhooks, Checked within 30 days and additional fields shown in Compare. Matching availability does not measure behavior under your call conditions.

Run the same booking, tool failure and unsuccessful human-transfer cases. Record both outcomes and billable units before signing a deployment agreement.

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Editorial index gate: noindex-cross-category. Different product layers. This pair is useful for architecture inspection, not a like-for-like purchase ranking.