ChatTab vs Kerlig™ AI Writing App for Mac

Comparing the features of ChatTab to Kerlig™ AI Writing App for Mac

Feature
ChatTab
Kerlig™ AI Writing App for Mac

Capability Features

Assistant API Support
Built-in Actions
ProofreadWrite Slack repliesChat with documentsFix spelling and grammarImprove writingSummarizeMake shorterConvert to TypeScript interfaceYouTube Script CreatorCareer coachSimplify
Built-in API Key Usage
Chat History Availability
Chat Interface
Citations in Output
Custom Actions
Custom Prompting
Custom Tone of Voice
Document Attachments
Edit Messages
Free Tier
GPT3.5 AllGPT4GPT4-1106GPT4-VisionGPT4-32kClaude2
Global Availability
GPT4-Vision Support
Headless Mode
iCloud Sync
Local Storage
Markdown Support
Multi-step Research
Multi-tab Support
Multilingual Support
Multiple Tabs in Pro/Max
Native Application
Native macOS App
No ChatGPT Required
On-device Data Storage
Own API Key Support
Preset Customization
Reasoning Models
Regenerate Responses
Security - Keychain Storage
Security - No Tracking
Shortcut Keys
Shortcuts & Hotkeys
Supported Models
GPT3.5GPT3.5-1106GPT3.5-16kGPT4GPT4-1106GPT4-VisionGPT4-32kClaude2
Team Deployment via CLI

Integration Features

Attachment Types
DocumentsEbooksImages
File Format Support
pdfxmltxtjsoncsvmd
Local Model Operation
Apple Foundation ModelsOllamaLM Studio
Multiple AI Provider Integration
Apple Foundation ModelsOpenAIAnthropicGoogle GeminiGroq CloudOllamaOpenRouterx AIPerplexityLM StudioMistralAmazon Bedrock
Number of Supported Models
350
Platform Support
macOS
Third Party App Support
SlackJiraEmail (generic)

Limitation Features

API Key Support
Free Tier Limit
10000
Free Tier Tab Limit
1
Limited to Mac Platform
macOS Support
Apple Silicon & Intel, macOS 12+
Max Device Limit
3
No Credit Card Needed
Pro Device Limit
1
Single Tab Limitation
Token Costs Not Included

Other Features

Support Response Time
24h email support
Support Response Time Team
Priority Zoom & email support

Pricing Features

App Updates Period
Lifetime (October Deal) or 1 year
Basic License Price
$49 (October Deal, reg. $247)
Basic License Seats
1
Lifetime Updates
Max Pay-as-you-go Token Limit
4000000
No Subscription Required
One-time Max Price
$39.99
One-time Pro Price
$19.99
Pay As You Go Max
$9.99
Pay As You Go Pro
$6.99
Pay As You Go Starter
$3.99
Pay Once Use Forever
Pro License Price
$79 (October Deal, reg. $467)
Pro License Seats
2
Pro Pay-as-you-go Token Limit
2660000
Refund Policy Duration
14-day money back guarantee
Starter Pay-as-you-go Token Limit
1320000
Team License
$297/once
Team License Seats
10