Comparison

StepFun vs Kortex

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

Head to head
About

StepFun

This AI assistant helps you think and act more efficiently. It offers smart Q&A, document understanding, and task execution, powered by advanced agent capabilities for faster learning and increased productivity. Enjoy voice-first interactions and automated task management.

Highlights
  • Smart Q&A
  • Document understanding
  • Task execution
  • Voice-first interactions
  • Agent capabilities
  • Real-time chat
Features
Read full description

- StepFun AI is your all-in-one assistant for thinking and doing. From smart Q&A to document understanding and task execution, it helps you learn faster and get more done. - Now powered by advanced agent capabilities. With Step 3.7 Flash and DeepSeek-R1, StepFun AI is faster, smarter, and more capable than ever. - Chat is your multimodal assistant for questions and writing. Ask anything, write effortlessly, and talk in real time with natural, voice-first interactions. - StepClaw works for you around the clock. It executes tasks across devices, connects with Feishu bots, and keeps everything running—so you don’t have to.

About

Kortex

Features
Read full description

Kortex is an advanced, professional note-taking application designed for engineers, doctors, and business professionals. Built to streamline your daily workflow, Kortex provides a secure, intuitive platform to track client progress, manage conditions, and maintain detailed visual timelines. Key Features: Comprehensive Client Profiles: Store essential contact information, primary conditions, and histories securely. Visual Activity Timeline: Document client progress with text notes, clinical observations, and instantly captured photos. Smart Tagging & Filtering: Organize your records with custom tags and instantly filter your dashboard by name, phone number, or specific medical conditions. Cloud Synchronization: All data is safely backed up and synced in real-time, ensuring you have access to your critical records whenever you need them. Premium Interface: Experience a clean, minimal aesthetic optimized for fast, reliable data entry during consultations.

Screenshots

StepFun4 screens
Kortex4 screens

Verdict

The call

The clearest difference is in-app purchases: Kortex at none against StepFun's 13. On price, ads, device support and iOS requirement 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. StepFun sells 13 in-app purchases, starting at $3.99 per month. Kortex asks for nothing beyond the download.

Scorecard1 real difference · 9 level
StepFun versus Kortex: the parameters behind the verdict, then further details
ParameterStepFunKortex
PriceFreeFree
Rating4.3 (8 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings8 — better—
Update frequencyEvery 9 days—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.115.1
Further details — not scored
Size114 MB32 MB
Age rating17+17+
DeveloperStepFun Intelligence Co., Ltd.Ahmad Ayoub

In-app purchases

13 purchases

StepFun

Subscriptions7
  • 入门月卡$3.991 Month
  • 入门$5.991 Month
  • 阶跃AI标准套餐$7.991 Month
Show 4 more
  • 阶跃AI高级套餐$14.991 Month
  • 进阶$29.991 Month
  • 阶跃AI专业套餐$49.991 Month
  • 专业$69.991 Month
One-time6
  • 限时一周卡$0.99
  • 入门$5.99
  • 基础包$5.99
Show 3 more
  • 高阶包$14.99
  • 进阶$29.99
  • 专业$69.99
None

Kortex

No in-app purchases

Questions

Is StepFun free?
StepFun is free to download, with in-app purchases available.
Is Kortex free?
Kortex is free to download, with no in-app purchases.
Do StepFun or Kortex have ads?
Neither StepFun nor Kortex shows ads.

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