Comparison

Atomic Hermes vs ERMIS

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

Head to head
About

Atomic Hermes

This AI agent performs complex, multi-step tasks autonomously on your behalf. It plans, reasons, and executes actions across devices, offering smart web research, content generation, and code assistance. Your data remains private as the agent runs on your own hardware.

Highlights
  • Autonomous task execution
  • Intelligent AI agents
  • Smart web search and research
  • Content writing and editing
  • Code debugging and problem-solving
  • Task planning and scheduling
  • Cross-device compatibility
Features
Read full description

Atomic Hermes is your AI agent that actually does the work! Unlike basic AI chatbots, Atomic Hermes runs autonomous agents from your phone that can plan, reason, and execute multi-step tasks on your behalf. Ask once, get it done. WHAT ATOMIC HERMES CAN DO - Autonomous task execution with intelligent AI agents - Smart web search and research with summarized results - Writing, editing, and generates content that's ready to use - Helps with code: debugging, fixes, and step-by-step problem solving - Task planning and scheduling - Works across your devices seamlessly - Keeps working 24/7 WHY ATOMIC HERMES Most AI apps are just a chat window wrapped around a model. Atomic Hermes runs a real agent — one that breaks down your goal, takes steps to complete it, and shows its work. You stay in control, it does the heavy lifting. CONNECT YOUR OWN INSTANCE Atomic Hermes isn't another cloud chatbot. It's a mobile control panel for an agent that lives on your hardware. Spin up your instance, connect via a secure tunnel, and your phone becomes the remote for a tireless AI worker — wherever you are. - Self-hosted: your agent runs where you choose - Remote access: reach it securely from anywhere - Always on: long-running tasks keep going without you babysitting them YOUR DATA STAYS YOURS Because the agent runs on infrastructure you control, your work doesn't pass through our servers. No selling your data, no mining your conversations — there's nothing for us to mine. BUILT ON HERMES AGENT Powered by Hermes Agent, the open-source agent framework from Nous Research, trusted by developers and power users worldwide. PERFECT FOR - Builders and power users who want a real agent, not a toy - Privacy-conscious people who'd rather self-host than hand over their data - Anyone who wants AI that takes action, not just talks Privacy Policy: https://atomicbot.ai/privacy-policy Terms of Service: https://atomicbot.ai/terms-of-service

About

ERMIS

This app provides a mobile interface to control your self-hosted AI agent. Manage complex workflows, research topics, draft content, and solve coding problems remotely. Your data remains on your instance for enhanced privacy and control.

Highlights
  • Connect to your Hermes Agent instance
  • Research topics and summarize
  • Write, edit, and generate content
  • Assist with coding and debugging
  • Plan tasks and organize workflows
  • Remote agent management
Features
Read full description

ERMIS is your mobile control center for a hosted Hermes AI agent. Instead of using another basic chatbot, Hermes AI lets you connect to your own Hermes Agent instance and manage AI workflows from your phone. Research topics, draft content, solve coding problems, organize projects, and work through multi-step tasks with an agent built for real work. WHAT HERMES AI CAN DO • Connect to your own Hermes Agent instance • Research topics and summarize results • Write, edit, and generate ready-to-use content • Help with coding, debugging, and problem solving • Plan tasks and organize next steps • Support complex multi-step workflows • Manage your AI agent from your phone CONTROL YOUR AI AGENT FROM ANYWHERE Hermes AI gives you a simple mobile interface for working with your own AI agent setup. Set up your Hermes Agent instance, connect securely, and use Hermes AI as a mobile command center for research, writing, coding, planning, and task management. • Access your agent remotely • Manage ongoing tasks from your phone • Keep control over your AI setup • Work with a self-hosted agent environment • Stay productive without being tied to your desk YOUR DATA STAYS ON YOUR INSTANCE Hermes AI connects to your own Hermes Agent instance. Your AI work runs on the infrastructure you choose, so your prompts, tasks, and workflows are handled by your own setup instead of being processed through our servers. No shared chatbot workspace. No mining your conversations. Your agent, your environment, your control. POWERED BY HERMES AGENT Hermes AI is designed to work with Hermes Agent, the open-source autonomous agent framework from Nous Research. It gives developers, builders, researchers, and power users a mobile way to interact with an AI agent that can plan, reason, use tools, and help complete real work. BUILT FOR PEOPLE WHO WANT MORE THAN CHAT Use Hermes AI for: • Research and summaries • Writing and editing • Coding help • Productivity and planning • Task execution • Brainstorming and problem solving • Multi-step workflows • Remote access to your AI agent PERFECT FOR • Developers and builders • Power users • Researchers and students • Creators and writers • Privacy-conscious users • People who prefer self-hosted tools • Anyone who wants AI that helps get work done Hermes AI turns your phone into a remote for your own AI agent. Ask once. Get it done with Hermes AI. Policies Privacy Policy: https://www.notion.so/Hermes-AI-Privacy-Policy-30b8e2a74aa4807db3a2c0972544b96b Terms of Use: https://www.notion.so/Hermes-AI-Terms-of-Service-30c8e2a74aa480bbb295ec0cc2c878a1

Screenshots

Atomic Hermes3 screens
ERMIS4 screens

Verdict

The call

The clearest difference is review sentiment: ERMIS at 50% against Atomic Hermes's 0%. ERMIS also leads on rating (4.0 vs 2.3) and update cadence (every 5 days vs every 11 days). Atomic Hermes's advantage is iOS requirement (13.4 vs 17.0). On price, ratings volume, ads and in-app purchases 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. Atomic Hermes sells 3 in-app purchases, starting at $19.99 per month and ERMIS sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

ERMIS holds the better App Store score, 4.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews point the same way: 0% of Atomic Hermes's written reviews are positive against 50% of ERMIS's.

UpkeepUpdate frequency

Atomic Hermes ships an update every 11 days, ERMIS every 5 days. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

Scorecard4 real differences · 6 level
Atomic Hermes versus ERMIS: the parameters behind the verdict, then further details
ParameterAtomic HermesERMIS
PriceFreeFree
Rating2.3 (3 ratings)4.0 (4 ratings) — better
Positive reviews0.0% of reviews50.0% of reviews — better
Number of ratings34 — better
Update frequencyEvery 11 daysEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS13.4 — better17.0
Further details — not scored
Size75 MB15 MB
Age rating4+4+
DeveloperAtomic MailIlya Vishneuski

Customer experience

Atomic Hermes

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

ERMIS

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

3 purchases

Atomic Hermes

Subscriptions1
  • Atomic Bot Monthly$19.991 Month
One-time2
  • 10 Credits$10.00
  • 30 Credits$30.00
2 purchases

ERMIS

Subscriptions2
  • Premium3 Days trial$19.991 Month
  • Premium3 Days trial$199.991 Year

Questions

Is Atomic Hermes free?
Atomic Hermes is free to download, with in-app purchases available.
Is ERMIS free?
ERMIS is free to download, with in-app purchases available.
Which has better reviews, Atomic Hermes or ERMIS?
ERMIS is rated higher. Atomic Hermes averages 2.3 out of 5 from 3 ratings, while ERMIS averages 4.0 from 4 ratings.
Do Atomic Hermes or ERMIS have ads?
Neither Atomic Hermes nor ERMIS shows ads.
Which is updated more often, Atomic Hermes or ERMIS?
Atomic Hermes ships an update every 11 days, and ERMIS every 5 days. Most recently, Atomic Hermes was updated on October 24, 2026 and ERMIS on October 20, 2026.

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