SFX Engine vs UntitledPen

Comparing the features of SFX Engine to UntitledPen

Feature
SFX Engine
UntitledPen

Capability Features

AI Writing Commands
rewritepolishimprove flowtone
Audio Download Quality Free Plan
128 kbps, 44.1 kHz
Audio Download Quality Paid Plans
Up to 192 kbps, 44.1 kHz
Audio Exports
Background Music
Commercial Use Rights
Customizable Voice Tone
File Upload Support
Fine-Tuned Generation
Infinite Sound Variations
Mini Demo Available
Multilingual Support
Natural Voice Generation
Notion-like Smart Editor
Priority Feature Requests
Priority Support
Creator/Pro: Priority, Starter: Priority email, Basic: Basic community support
Royalty-Free Sound Effects
Smart Transcription
Smart Writing Assistant
Sound Effect Generator
Speech to Text
Studio Mode
Studio Quality Output
Supported Use Cases
MoviesSongsVideosPodcastsGamesAppsSocial mediaAds
Text to Speech
Voice Editor
Voice Types
AlloyAshBalladCoralEchoFableNovaOnyxSageShimmerVerse

Integration Features

API Access
Starter: API access, Creator/Pro: Full API access
File Formats Supported
Not specified
Integrations Information
Platform Integration
Not specified

Limitation Features

Audio Quality Limitation Free
128 kbps max
Audio Quality Limitation Paid
192 kbps max
Character Limit
500
Free Plan AI Usage Limit
1000
Free Plan Limits
3 credits/month, basic support
Free Plan Voice Generation Limit
10000
Maximum Credits per Plan
Basic: 3/monthStarter: 600/yearCreator: 4800/yearPro: 18000/year

Other Features

Supported User Roles
Audio producersVideo editorsGame developers

Pricing Features

Basic Plan Credits
3
Creator Plan Credits
4800
Creator Plan Monthly Price
$25 per month
CreatorPlan Monthly Price
$40/month
Credit-Based Usage
Custom Plans
Free Plan AI Refine Limit
1000
Free Plan Character Limit
10000
Free Plan Price
$0
Free Tier
No Credit Card Required
No Hidden Fees
No Subscription
Pro Plan Credits
18000
Pro Plan Monthly Price
$72/month
Pro Plan Price
$12 per month (billed annually)
Pro/Creator Plan Character Limit
200000
Promo Code Discount
35% off with code FIRST35
Starter Plan Credits
600
Starter Plan Price
$8/month
Trial Period
Not specified