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Opal VS Goldfish

Compare Opal VS Goldfish, what is the difference between Opal and Goldfish?

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Summarize

Opal summarize

Opal is the #1 AI powered study tool that helps you learn faster and remember more. It's like having a personal tutor in your pocket. Try it now for free!

Opal Landing Page

Goldfish summarize

Most AI tools make you explain the context before they can help. Goldfish already has it. It privately remembers what you’ve been working on across your Mac, then helps you write better from any app. Press Option in a text field to draft replies, summarize threads, rewrite sentences, or recall important details from your recent work without copying, pasting, or re-explaining the whole backstory.

Goldfish Landing Page

Compare Details

Opal details

Categories AI Assistant, AI Homework Helper, AI Flashcard Maker, AI Notes Generator, AI Quiz Generator, AI Summarizer, Large Language Models (LLMs)
Opal Website https://learnopal.com?utm_source=toolify
Added Time July 09 2024
Opal Pricing --

Goldfish details

Categories AI Assistant, AI Writing Assistants, AI Productivity Tools, AI Copywriting
Goldfish Website https://goldfish.sh?utm_source=toolify
Added Time June 30 2026
Goldfish Pricing --

Comparison of usage

How to use Opal?

To use Opal, upload documents, audio recordings, or YouTube videos. The AI will then generate notes, flashcards, and quizzes. You can also use the AI knowledge companion, Albert, to answer questions and track your progress.

How to use Goldfish?

Download and install Goldfish for macOS. Once running, simply press the Option key (⌥) anywhere you type in any text field to draft replies, summarize threads, rewrite sentences, or recall important details from your recent work.

Compare Pros between Opal and Goldfish

Core features of Opal

  • AI-powered notes generation
  • AI-generated flashcards
  • AI-powered active recall quizzes
  • Advanced performance tracking
  • Document summarization and review
  • Semantic search within documents
  • Multilingual support

Core features of Goldfish

  • Contextual AI memory that privately tracks your work across your Mac
  • Global shortcut integration by pressing Option (⌥) in any text field
  • Writes, replies, summarizes, and rewrites in your specific tone
  • Works across any application without copying or pasting

Compare Use Cases

Use cases for Opal

  • Summarizing and reviewing study materials
  • Creating flashcards for memorization
  • Quizzing oneself on content
  • Tracking study progress and identifying weak areas
  • Answering questions about study materials using AI

Use cases for Goldfish

  • Drafting instant replies to messages with full context
  • Summarizing long text threads directly where you type
  • Recalling important details from recent work to continue writing

Different Plan between Opal and Goldfish

Opal

Free

$0/mo

GPT 3.5, 5 documents/mo, 5 Albert questions/doc, 5 assessment questions/doc, No specific assessment, No personalized active recall, 75,000 character limit, No access to locked and beta features

Opal+

$5/mo

GPT-4, Unlimited documents, Unlimited Albert questions, Albert plugins, Unlimited assessment questions, Unlimited specific assessment, Ultra-personalized active recall, 400,000 character limit, Access locked and beta features

Goldfish

Alpha Version

Free

Free during alpha testing period

Compare Traffic/Monthly Visitors

Opal's traffic

Opal is the one with 4.0K monthly visits and 00:00:01 Avg.visit duration. Opal has a Page per visit of 1.13 and a bounce rate of 42.67%.

Visit Over Time

Monthly Visits 4.0K
Avg·visit Duration 00:00:01
Page per Visit 1.13
Bounce Rate 42.67%
Apr 2024 - May 2026 All traffic:

Goldfish's traffic

Goldfish is the one with 10.9K monthly visits and 00:05:56 Avg.visit duration. Goldfish has a Page per visit of 2.58 and a bounce rate of 33.13%.

Visit Over Time

Monthly Visits 10.9K
Avg·visit Duration 00:05:56
Page per Visit 2.58
Bounce Rate 33.13%
Mar 2026 - May 2026 All traffic:

Geography

The top 4 countries/regions for Opal are:Senegal 55.81%, United States 35.27%, Brazil 5.82%, Saudi Arabia 3.11%

Top 4 Countries/regions

Senegal
55.81%
United States
35.27%
Brazil
5.82%
Saudi Arabia
3.11%

Geography

Sorry, there are no data

Traffic Sources

The 6 main sources of traffic to Opal are:Mail 0, vs_sourcesGenAi 0, Direct 0, vs_sourcesAffiliate 0, Referrals 0, vs_sourcesDisplayAds 0, vs_sourcesSearchPaid 0, vs_sourcesSocialPaid 0, vs_sourcesSearchOrganic 0, vs_sourcesSocialOrganic 0

Mail
0
vs_sourcesGenAi
0
Direct
0
vs_sourcesAffiliate
0
Referrals
0
vs_sourcesDisplayAds
0
vs_sourcesSearchPaid
0
vs_sourcesSocialPaid
0
vs_sourcesSearchOrganic
0
vs_sourcesSocialOrganic
0
Apr 2024 - May 2026 Worldwide Desktop Only

Traffic Sources

The 6 main sources of traffic to Goldfish are:Mail 0, vs_sourcesGenAi 0, Direct 0, vs_sourcesAffiliate 0, Referrals 0, vs_sourcesDisplayAds 0, vs_sourcesSearchPaid 0, vs_sourcesSocialPaid 0, vs_sourcesSearchOrganic 0, vs_sourcesSocialOrganic 0

Mail
0
vs_sourcesGenAi
0
Direct
0
vs_sourcesAffiliate
0
Referrals
0
vs_sourcesDisplayAds
0
vs_sourcesSearchPaid
0
vs_sourcesSocialPaid
0
vs_sourcesSearchOrganic
0
vs_sourcesSocialOrganic
0
Mar 2026 - May 2026 Worldwide Desktop Only

Which is better: Opal or Goldfish?

Goldfish might be a bit more popular than Opal.As you can see, Opal has 4.0K monthly visits, while Goldfish has 10.9K monthly visits. So more people choose Goldfish. So the odds are that people will recommend Goldfish more on social platforms.

Opal has an Avg.visit duration of 00:00:01, while Goldfish has an Avg.visit duration of 00:05:56. Also, Opal has a page per visit of 1.13 and a Bounce Rate of 42.67%. Goldfish has a page per visit of 2.58 and a Bounce Rate of 33.13%.

The main users of Opal are Senegal, United States, Brazil, Saudi Arabia, with the following distribution: 55.81%, 35.27%, 5.82%, 3.11%.

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