Comparison

Angle Todo vs Ninja

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

Head to head
About

Angle Todo

Features
Read full description

Todo can have conditions: time, place, weather, personal status, who stay with you, custom conditions, etc. Clone existing Todos, conditions, valid time group, etc. === Statement === Subscription: https://bitbucket.org/anglenow/anglewiki/wiki/VIP Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://bitbucket.org/anglenow/anglewiki/wiki/Privacy_Policy

About

Ninja

This AI-powered assistant helps students and professionals by generating essays with real-time sources, transforming handwritten notes into study guides, and solving homework problems from photos. It also offers integrated document and presentation tools, with a choice of advanced AI models.

Highlights
  • Advanced essay writing with real-time sources
  • Convert handwritten notes to study guides
  • Image-based homework explanation and problem-solving
  • Integrated document and presentation creation
  • Choice of AI models (GPT-4, Claude, etc.)
Features
Read full description

Introducing Ninja, the quintessential app that redefines your educational and professional experience with its unparalleled capabilities. Ninja is a comprehensive tool that elevates your work to new heights, tailor-made for students, professionals, and anyone in need of a powerful assistant. Key Features of Ninja: * Advanced Essay Functionality: Ninja stands out with its superior essay-writing features. Ninja integrates real-time sources, crafting essays that are not just well-written but also rich in content and references. * Supercharged Note-Taking: Transform your handwritten notes into high-quality, personalized guides. With Ninja, just take a picture of your notes, and the app converts them into textbook-quality material, customized to your learning style. * Image Understanding for Homework Help: Stuck on a math problem or a complex science question? Simply snap a photo of your homework, and Ninja's AI will not only explain it but also guide you through solving it. * All-in-One Document and Presentation Tool: Ninja combines document and slide creation into one seamless interface. Whether you're drafting a report or preparing a presentation, Ninja's integrated editors ensure a smooth, efficient workflow. * Choice of AI Models: Select from a range of AI models including NINJA-1, GPT-4, Perplexity, and Claude. Each model brings its unique strengths, from offering real-time information to enhancing creative output, ensuring you always have the best tool for the task. Ninja is more than an app; it's your personal AI-powered companion, designed to enhance your productivity, creativity, and learning. Embrace the future of work and education with Ninja. Terms of Use: https://www.workninja.com/terms-of-service.pdf Privacy Policy: https://www.workninja.com/privacy-policy.pdf

Screenshots

Angle Todo3 screens
Ninja4 screens

Verdict

The call

The clearest difference is update cadence: Angle Todo at every 4 days against Ninja's every 2 weeks. Ninja's advantage is iOS requirement (13.4 vs 15.0). On price, ads, in-app purchases 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. Angle Todo sells 4 in-app purchases, starting at $0.99 per month and Ninja sells 10 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Angle Todo ships an update every 4 days, Ninja every 2 weeks. The most recent releases landed on November 7, 2026 and November 15, 2026 respectively.

Scorecard2 real differences · 8 level
Angle Todo versus Ninja: the parameters behind the verdict, then further details
ParameterAngle TodoNinja
PriceFreeFree
Rating—4.9 (11K ratings) — better
Positive reviews—92.1% of reviews
Number of ratings—11K — better
Update frequencyEvery 4 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.4 — better
Further details — not scored
Size29 MB52 MB
Age rating9+4+
Developer国龙 赵Joseph Semrai

Bugs and requests

Angle Todo

Not enough reviews yet to summarise bugs or requests.

Ninja

Reported bugs

2 issues
  • Login screen freezes
  • Compatibility issues with older devices

Requested features

3 requests
  • Dark mode option
  • Expanded collaboration tools
  • Enhanced security and backup features

In-app purchases

4 purchases

Angle Todo

Subscriptions4
  • Monthly VIP$0.991 Month
  • Monthly VIP For Family$1.491 Month
  • Yearly VIP$10.991 Year
Show 1 more
  • Monthly VIP For Family$16.991 Year
10 purchases

Ninja

Subscriptions5
  • Weekly Plan3 Days trial$2.997 Days
  • Basic$4.991 Month
  • Pro$9.991 Month
Show 2 more
  • Premium Monthly$9.991 Month
  • Expert$19.991 Month
One-time5
  • 100 Tokens$4.99
  • Buy 250 Tokens$7.99
  • Basic$9.99
Show 2 more
  • 1500 Tokens$14.99
  • Lifetime Plan$69.99

Questions

Is Angle Todo free?
Angle Todo is free to download, with in-app purchases available.
Is Ninja free?
Ninja is free to download, with in-app purchases available.
Do Angle Todo or Ninja have ads?
Neither Angle Todo nor Ninja shows ads.
Which is updated more often, Angle Todo or Ninja?
Angle Todo ships an update every 4 days, and Ninja every 2 weeks. Most recently, Angle Todo was updated on November 7, 2026 and Ninja on November 15, 2026.

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