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Head-to-head · AI Sound Effect Generators

Sonilo vs SeedAudio

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Sonilo #1 in AI Sound Effect Generators 9.4/10 Free plan Free plan✓ 2 of 3 features Visit Sonilo
SeedAudio #5 in AI Sound Effect Generators 8.6/10 Free plan Free plan✓ 2 of 3 features Visit SeedAudio

Sonilo leads on 2 checks, SeedAudio on 1, and 3 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSonilo · 9.4/10
  • Lowest starting priceSonilo · $4.99/mo
  • Free planboth

Sonilo scores higher on our rubric for ai sound effect generators: 9.4 against 8.6 out of 10; our editors rank them #1 and #5.

Sonilo is cheaper to start at $4.99/mo against $19.90/mo. SeedAudio offers reference input; Sonilo doesn't. Sonilo leads on maximum clip length: 180 s versus 120 s. On commercial use, Sonilo gives you Restricted where SeedAudio offers Included.

Sonilo is the better fit for creators needing powerful, affordable SFX generation. SeedAudio is the better fit for scene-based audio and multi-character productions.

  • Sonilo fits best

    Creators needing powerful, affordable SFX generation

  • SeedAudio fits best

    Scene-based audio and multi-character productions

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Side by side

Feature Sonilo 9.4/10 Visit ↗ SeedAudio 8.6/10 Visit ↗
At a glance
Editor score 9.4 8.6
Ranking #1 in AI Sound Effect Generators #5 in AI Sound Effect Generators
Best for Creators needing powerful, affordable SFX generation Scene-based audio and multi-character productions
Pricing model Free plan + paid Free plan + paid
Starting price $4.99/mo (best) $19.90/mo
Free plan ✓ ✓
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Support Email, Docs Email
Built for Small business, Mid-market, Enterprise Solo, Small business, Mid-market
Features Sonilo 2/3 · SeedAudio 2/3
Text-to-sound ✓ ✓
Reference input — ✓ (best)
API access ✓ (best) Not checked yet
Specs
Maximum clip length 180 s (best) 120 s
Download formats Other Other
Commercial use Restricted Included
Our review
Pros
  • Generates text-prompted and video-timed sound effects
  • Supports 0.5–180-second outputs in WAV, MP3, AAC, and FLAC
  • Offers API access plus Unity, Godot, Roblox, and other integrations
  • Generates standalone effects or mixed scenes with dialogue, music, and ambience
  • Supports reference audio, image guidance, and multi-character generation
  • Offers MP3, WAV, and OGG output with commercial use on paid plans
Cons
  • Free and Creator plans restrict output to personal use
  • Credit billing varies with output length
  • Enterprise pricing uses custom credits, seats, and upload limits
  • Paid plans start at $19.90 per month
  • The service is available on the web only
  • Higher tiers are needed for longer output and more concurrent generations
Our verdict

Sonilo generates standalone sound effects from written prompts and scene-synced effects from uploaded video. It covers Foley, ambience, impacts, UI cues, whooshes, and transitions, making it relevant to video creators, game developers,…

Read the review →

SeedAudio is a hosted AI audio generator for creators producing sound effects, ambience, dialogue, music, and mixed audio scenes. It supports film, games, podcasts, advertisements, short videos, and other audio projects. Users can generate…

Read the review →
  1. SoniloAI Sound Effect Generators 9.4Free plan
  2. SeedAudioAI Sound Effect Generators 8.6Free plan

Strengths and trade-offs

  • Sonilo — where it wins

    • Generates text-prompted and video-timed sound effects
    • Supports 0.5–180-second outputs in WAV, MP3, AAC, and FLAC
    • Offers API access plus Unity, Godot, Roblox, and other integrations

    Where it doesn't

    • Free and Creator plans restrict output to personal use
    • Credit billing varies with output length
    • Enterprise pricing uses custom credits, seats, and upload limits

  • SeedAudio — where it wins

    • Generates standalone effects or mixed scenes with dialogue, music, and ambience
    • Supports reference audio, image guidance, and multi-character generation
    • Offers MP3, WAV, and OGG output with commercial use on paid plans

    Where it doesn't

    • Paid plans start at $19.90 per month
    • The service is available on the web only
    • Higher tiers are needed for longer output and more concurrent generations

More comparisons

All AI sound effect generators comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update