Comparison

SayThatAgain vs Ninja AI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SayThatAgain

Features
Read full description

Say That Again is a mobile app to make it easier for people to automatically generate summaries of their conversations. It does this by using AI to generate real-time transcriptions and then summarizing those notes and extracting action items to follow up on. Target market 1. Senior citizens with hearing or memory difficulties so they can takes notes of their caregivers advice 2. Those with hearing difficulties 3. Sales reps who make notes of their sales calls 4. Students taking class notes The app is easy to use and currently free.

About

Ninja AI

This AI assistant offers a dual experience with a chat agent for everyday tasks and an autonomous agent for complex projects. It supports numerous premium AI models for tasks like coding, content creation, research, and website building, boasting high-speed performance.

Highlights
  • Dual AI experience (Chat & Autonomous Agent)
  • Supports 40+ premium AI models
  • Autonomous project execution on its own computer
  • Blazing fast performance (up to 3000 tokens/sec)
  • Website building and deployment
  • Content creation (text, images, video, podcasts)
  • Code generation and debugging
  • File analysis and research
Features
Read full description

Meet Ninja AI, your All In One AI Assistant with 40 Premium Models • Ninja mode for everyday AI tasks • SuperNinja Agent for autonomous projects on its own computer Why Ninja AI • Dual AI Experience: • Ninja Chat Agent powered by GPT 5, Claude Sonnet, Gemini Pro, DeepSeek, Grok • SuperNinja Agent on its own computer for complex work • Blazing Fast Performance: • Up to 3000 tokens per second • Five to ten times faster than competitors • Parallel task execution with no waiting • Every AI Model You Need: • OpenAI GPT 5, GPT 4.1, DALL E 3 • Anthropic Claude 3.7 Sonnet and Haiku • Google Gemini 2.5 Pro and Flash • DeepSeek R1 and V3 • Amazon Nova Pro, Canvas and Reel • Meta Llama 4 Scout and Maverick • Plus FLUX, Mistral, Stable Diffusion and more SuperNinja Agent Capabilities • Build Complete Websites: • Describe your vision and SuperNinja codes and deploys your site with full functionality on its own computer • Create Business Tools: • Generate dashboards, spreadsheets, presentations and documents • Conduct Deep Research: • Get comprehensive reports with citations and insights • Generate Production Ready Code: • From single scripts to full applications Ninja Chat Agent Features • Answer Any Question: • Real time search or deep research on any topic • Write and Create Content: • Generate posts, emails, articles and marketing materials • Create Stunning Visuals: • AI images with DALL E 3, FLUX Pro, Imagen 4 Ultra, Amazon Nova Canvas, Stable Diffusion XL • Generate Videos: • Dazzling videos with Amazon Nova Reel • Turn Text into Podcasts: • One click conversion into high quality audio • Analyze Files: • Upload and analyze text, images, PDFs and reports • Code Generation and Debugging: • Create and debug code in Python, JavaScript, C++ and more • Automate Meeting Scheduling: • Connect Gmail and let Ninja schedule meetings • Built in Editor: • Workspace to create, refine and manage writing or code • Compare Mode: • View results from any two AI models side by side Perfect For • Developers accelerating development cycles • Entrepreneurs conducting market research and creating materials • Students building projects without coding experience • Researchers analyzing and synthesizing information • Content Creators generating multi format outputs • Business Professionals automating workflows Get Started Today • Experience Ninja mode for quick AI tasks and SuperNinja Agent on its own computer for full projects • Download now and transform how you work with AI Web App: https://super.myninja.ai/ Learn More: https://www.ninjatech.ai/ Terms: https://www.ninjatech.ai/terms-of-service

Screenshots

SayThatAgain2 screens
Ninja AI4 screens

Verdict

The call

The clearest difference is in-app purchases: SayThatAgain at none against Ninja AI's 7. SayThatAgain also leads on update cadence (daily vs fortnightly) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Ninja AI sells 7 in-app purchases, starting at $5.00 per month. SayThatAgain asks for nothing beyond the download.

UpkeepUpdate frequency

SayThatAgain ships an update daily, Ninja AI fortnightly. The most recent releases landed on May 16, 2026 and September 8, 2026 respectively.

Scorecard3 real differences · 7 level
SayThatAgain versus Ninja AI: the parameters behind the verdict, then further details
ParameterSayThatAgainNinja AI
PriceFreeFree
Rating—4.0 (52 ratings) — better
Positive reviews—56.0% of reviews
Number of ratings—52 — better
Update frequencyDaily — betterFortnightly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size2 MB61 MB
Age rating17+12+
DeveloperDemocracy Labs LLCNinjatech AI, Inc

Bugs and requests

SayThatAgain

Not enough reviews yet to summarise bugs or requests.

Ninja AI

Reported bugs

2 issues
  • Crashes and freezes reported
  • Compatibility issues with older devices

Requested features

2 requests
  • Implement delete option for chat history
  • Add Chinese language support

In-app purchases

None

SayThatAgain

No in-app purchases

7 purchases

Ninja AI

Subscriptions7
  • Standard$5.001 Month
  • Pro$10.001 Month
  • Ultra$15.001 Month
Show 4 more
  • SuperNinja Standard$19.001 Month
  • SuperNinja Pro$29.001 Month
  • SuperNinja Ultra$49.001 Month
  • SuperNinja Max$149.001 Month

Questions

Is SayThatAgain free?
SayThatAgain is free to download, with no in-app purchases.
Is Ninja AI free?
Ninja AI is free to download, with in-app purchases available.
Do SayThatAgain or Ninja AI have ads?
Neither SayThatAgain nor Ninja AI shows ads.
Which is updated more often, SayThatAgain or Ninja AI?
SayThatAgain ships an update daily, and Ninja AI fortnightly. Most recently, SayThatAgain was updated on May 16, 2026 and Ninja AI on September 8, 2026.

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