Comparison

Hermes Agent vs Codex AI

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

Head to head
About

Hermes Agent

Create and manage personalized AI assistants for various tasks. Automate workflows, generate ideas, and organize conversations. This tool helps users work faster and turn concepts into structured outcomes.

Highlights
  • Create custom AI assistants
  • Automate workflows
  • Generate ideas and content
  • Organize chat history
  • Manage AI conversations
Features
Read full description

Grabnix - AI Core is an AI assistant app designed to help you create, organize, and manage smart AI-powered workflows directly from your device. Build your own AI assistant, ask questions, generate ideas, automate routine tasks, and keep your conversations saved in one place. Grabnix - AI Core helps you work faster, stay organized, and turn your ideas into structured results. With Grabnix - AI Core, you can: Create your own AI assistant Set up an assistant for your personal or professional tasks. Automate your workflow Use AI to support planning, writing, brainstorming, task organization, and productivity. Ask anything and get answers Use the chat interface to ask questions, generate content, or receive clear responses for your tasks. Save every idea Keep your chat history organized and return to previous conversations whenever you need them. Control your AI experience Rename, manage, and delete chats to keep your workspace clean and convenient. Grabnix - AI Core is useful for creators, students, professionals, entrepreneurs, and anyone who wants a simple AI workspace for daily tasks and ideas. Subscription Information Subscription Payment: Subscription payments will be charged to your iTunes account at confirmation of purchase and at the beginning of each renewal period. The subscription automatically renews unless it is canceled. Subscription Cancellation: You can cancel your subscription in your iTunes settings at least 24 hours before the end of the next subscription cycle. Cancellation will take effect on the day after the last day of the current subscription period, and you will be downgraded to the free version of the service. Privacy Policy: https://docs.google.com/document/d/1zcRYMpi5-OwDwEyXt51IlJYETGaBnw3bdv8rF_LMuBk/edit?usp=sharing Terms and Conditions: https://docs.google.com/document/d/1vjmtadumquH-nQm3LtlhuGU_nxg4gZLEVxMXIB6pH8Q/edit?usp=sharing

About

Codex AI

This app integrates AI conversations, writing, coding assistance, and creative tools into a single workspace. It allows users to draft content, review code, generate images, and organize work into projects. Remote access to your computer is also available for continued work on the go.

Highlights
  • AI chat with multiple models
  • Code writing and explanation
  • Web search integration
  • Image and video generation
  • Voice conversations
  • Project organization
  • Remote computer control
Features
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Codex AI - Remote Codex brings AI conversations, writing, coding, creative tools, and remote Codex sessions into one workspace. Ask questions, explore ideas, draft content, review code, and turn information into plans, notes, summaries, and task lists. With Codex AI - Remote Codex, you can: • Chat with AI and choose from available models • Write, explain, and refine code • Search the web for information • Generate images and videos from prompts • Have voice conversations and listen to spoken replies • Attach photos and documents to your conversations • Organize chats, instructions, and sources into projects • Use Memory to personalize future conversations • Work with your calendar and reminders after granting permission • Save sessions and return to your work REMOTE CODEX Connect your own Windows, macOS, or Linux computer to work with Codex sessions from your phone. Send instructions, follow progress, review action requests, and access files in your connected workspace. Remote requires an active app subscription, a compatible computer that remains powered on and connected to the internet, installation and setup of Codex and the companion relay, and a separate account with paid Codex access. Setup instructions are provided in the app. An app subscription does not include the separate Codex service. SUBSCRIPTIONS AND TOKENS An active app subscription is required to spend tokens, including separately purchased token packs. Available plans include: • Weekly: 150 tokens per billing period • Monthly: 300 tokens per billing period • Yearly: 1,500 tokens per billing period Tokens are added when a subscription starts and at each successful renewal. Unused tokens accumulate. If your subscription ends, your balance is preserved and becomes available again when you renew your subscription. Additional token packs are available. Token usage depends on the selected model and feature. Tokens are charged only for completed requests; unsuccessful requests, requests cancelled before completion, and requests blocked by moderation are not charged. Prices and billing details are shown before purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the current period ends. For App Store purchases, payment is charged to your Apple Account. Manage or cancel your subscription in your Apple account settings. Cancellation takes effect at the end of the current paid period. AI features use OpenAI and fal.ai. Before content is first shared with these AI services, the app explains the sharing and asks for your agreement. Codex AI - Remote Codex is independently developed and is not an official OpenAI application or endorsed by OpenAI. Privacy Policy: https://docs.google.com/document/d/1QXAJqPc0PVbsuVqhS7z-b29eVGOOkvZGtjt8GiRGjDw/edit?usp=sharing Terms and Conditions: https://docs.google.com/document/d/1P6TmjCyH6O897A1_gUd7aKfI8Fd-uchReJmNYn2ogM0/edit?usp=sharing

Screenshots

Hermes Agent4 screens
Codex AI4 screens

Verdict

The call

The clearest difference is rating: Codex AI at 4.7 against Hermes Agent's 3.4. On price, review sentiment, ratings volume and update cadence 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. Hermes Agent sells 9 in-app purchases, starting at $4.99 per 7 days and Codex AI sells 10 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Codex AI holds the better App Store score, 4.7 against 3.4. Both are backed by a comparable volume of ratings — 49 and 25 respectively. Written reviews split almost evenly too, at 63% and 64% positive.

UpkeepUpdate frequency

Hermes Agent ships an update every 4 days, Codex AI weekly. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

Scorecard1 real difference · 9 level
Hermes Agent versus Codex AI: the parameters behind the verdict, then further details
ParameterHermes AgentCodex AI
PriceFreeFree
Rating3.4 (49 ratings)4.7 (25 ratings) — better
Positive reviews63.0% of reviews63.9% of reviews — better
Number of ratings49 — better25
Update frequencyEvery 4 days — betterWeekly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhoneiPhone
Requires iOS17.6 — better18
Further details — not scored
Size43 MB55 MB
Age rating17+17+
DeveloperSofia KaragianniAriadni Deligianni

Customer experience

Hermes Agent

All ratings49 ratings
Positive61.2%
Neutral0.0%
Negative38.8%
Written reviews27 reviews
Positive63.0%
Neutral0.0%
Negative37.0%

Codex AI

All ratings25 ratings
Positive92.0%
Neutral0.0%
Negative8.0%
Written reviews36 reviews
Positive63.9%
Neutral0.0%
Negative36.1%

In-app purchases

9 purchases

Hermes Agent

Subscriptions7
  • AI Core Pro2 variants$4.997 Days
  • AI Core Pro$9.997 Days
  • premium$14.991 Month
Show 4 more
  • AI Core Pro$19.991 Month
  • AI Core Pro$29.991 Month
  • AI Core Pro$39.991 Year
  • AI Core Pro$69.991 Year
One-time2
  • Tokens$9.99
  • Tokens$99.99
10 purchases

Codex AI

Subscriptions6
  • Forge Pro$6.997 Days
  • premium$9.997 Days
  • premium$14.991 Month
Show 3 more
  • premium$29.991 Month
  • Forge Pro$49.991 Year
  • premium$59.991 Year
One-time4
  • Tokens$19.99
  • Tokens$34.99
  • Tokens$59.99
Show 1 more
  • Tokens$99.99

Questions

Is Hermes Agent free?
Hermes Agent is free to download, with in-app purchases available.
Is Codex AI free?
Codex AI is free to download, with in-app purchases available.
Which has better reviews, Hermes Agent or Codex AI?
Codex AI is rated higher. Hermes Agent averages 3.4 out of 5 from 49 ratings, while Codex AI averages 4.7 from 25 ratings.
Do Hermes Agent or Codex AI have ads?
Neither Hermes Agent nor Codex AI shows ads.
Which is updated more often, Hermes Agent or Codex AI?
Hermes Agent ships an update every 4 days, and Codex AI weekly. Most recently, Hermes Agent was updated on November 1, 2026 and Codex AI on November 4, 2026.

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