Comparison

Sentiens vs HD

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

Head to head
About

Sentiens

Create and customize your own private AI companion with distinct personalities, evolving memories, and adaptive behaviors. This offline platform offers deep control over your AI's intelligence and data ownership, running entirely on your device.

Highlights
  • Fully offline AI experience
  • Create and customize Sentien personalities
  • Dynamic, evolving memory system
  • Neural voice customization
  • Vision intelligence for image understanding
  • Choice of AI model sizes
  • Private by design with data ownership
Features
Read full description

Sentiens is a private offline AI where you create your own Sentien with distinct personalities, neural voices, evolving memories, and adaptive behaviors. Each Sentien is fully customizable. Define how it thinks, speaks, responds, and grows over time using advanced personality controls, an AI training center and dynamic memory designed to create a deeply personal intelligence experience. Sentiens runs directly on your device as a fully offline AI platform, giving you speed, privacy, and complete control over your data without relying on constant cloud access. You can also choose the model that powers your Sentien. Larger parameter models deliver deeper reasoning, stronger understanding, and more intelligent responses, while smaller models provide faster, lightweight performance. Intelligence scales with your choice. FEATURES • Fully offline AI experience • Create and customize your own Sentien • Dynamic memory that evolves over time • Adaptive learning and context retention • Neural voice customization with 12 slider controls for Voice AI • Vision intelligence for image understanding • Modular AI architecture for expandable intelligence • Modular Local LLMs • Native device actions and command system • Fast on device processing • Choose between model sizes for performance or intelligence • Private by design with full data ownership Sentiens is not just an assistant. It is a platform for creating intelligent beings that grow with you. Design your Sentien. Shape its mind. Own your intelligence.

About

HD

Connect to local AI servers and interact with large language models, image generation systems, and AI workflows directly on your network. This app provides secure access to your on-premises AI infrastructure.

Highlights
  • Connect to local AI servers
  • Interact with LLMs
  • Access image generation systems
  • Manage AI workflows
  • Secure network connection
Features
Read full description

HD-AI Edge securely connects to local AI servers running HD-AI Edge appliances. Discover, connect, and interact with local LLMs, image generation systems, and AI workflows directly on your network.

Screenshots

Sentiens4 screens
HD4 screens

Verdict

The call

The clearest difference is update cadence: Sentiens at every 2 days against HD's every 5 days. HD's advantage is device support (5 vs 2) and iOS requirement (15.0 vs 17.0). On price, rating, ratings volume and ads 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Sentiens against 5.0 for HD. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

UpkeepUpdate frequency

Sentiens ships an update every 2 days, HD every 5 days. The most recent releases landed on October 9, 2026 and October 23, 2026 respectively.

Scorecard3 real differences · 7 level
Sentiens versus HD: the parameters behind the verdict, then further details
ParameterSentiensHD
PriceFreeFree
Rating5.0 (2 ratings)5.0 (3 ratings)
Positive reviews—100.0% of reviews
Number of ratings23 — better
Update frequencyEvery 2 days — betterEvery 5 days
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod, Mac, Apple TV — better
Requires iOS17.015.0 — better
Further details — not scored
Size145 MB28 MB
Age rating4+4+
DeveloperBK KejeraMichael Hudson

In-app purchases

None

Sentiens

No in-app purchases

None

HD

No in-app purchases

Questions

Is Sentiens free?
Sentiens is free to download, with no in-app purchases.
Is HD free?
HD is free to download, with no in-app purchases.
Which has better reviews, Sentiens or HD?
Sentiens and HD are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.
Do Sentiens or HD have ads?
Neither Sentiens nor HD shows ads.
Which is updated more often, Sentiens or HD?
Sentiens ships an update every 2 days, and HD every 5 days. Most recently, Sentiens was updated on October 9, 2026 and HD on October 23, 2026.

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