Comparison

Home Systems vs HavenChat

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

Head to head

About

Home Systems

Features

Read full description

The Home Systems App reflects information about different home systems/devices such as heating/cooling (heat-pumps, gas boilers, chillers), solar systems, luz, and smart things devices at home that have open data exchange protocols such as ZigBee, RS485, MQTT of various producers, and other open sources such as weather services and other notification services related to home systems and devices.

About

HavenChat

Features

Read full description

HavenChat is a privacy-first AI chat app that runs entirely on your iPhone — nothing leaves the device. ■ Fully On-Device Powered by Apple Intelligence (Foundation Models API), your conversations never touch a server. Works in Airplane Mode. Works offline. Always. ■ Built for ・Anyone who values digital privacy ・Travelers who need AI without connectivity ■ Features ・On-device AI chat with streaming responses ・Face ID / Touch ID app lock ・Always-on "Processing on this iPhone" indicator ・One-tap Secure Erase of all history ■ Free. No ads. No tracking. No data collection. Requires iPhone 15 Pro or later.

Screenshots

Home Systems3 screens

HavenChat3 screens

Verdict

The call

The clearest difference is update cadence: HavenChat at every 5 weeks against Home Systems's every 11 months. Home Systems's advantage is iOS requirement (15.0 vs 26.0). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Home Systems ships an update every 11 months, HavenChat every 5 weeks. The most recent releases landed on October 9, 2026 and October 17, 2026 respectively.

Scorecard2 real differences · 4 level

Home Systems versus HavenChat: the parameters behind the verdict, then further details
Parameter	Home Systems	HavenChat
Price	Free	Free
Update frequency	Every 11 months	Every 5 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod — better	iPhone
Requires iOS	15.0 — better	26.0
Further details — not scored
Size	19 MB	3 MB
Age rating	4+	12+
Developer	Valerii Tsoi	Ryosuke Kondo

In-app purchases

None

Home Systems

No in-app purchases

None

HavenChat

No in-app purchases

Questions

Is Home Systems free?

Home Systems is free to download, with no in-app purchases.

Is HavenChat free?

HavenChat is free to download, with no in-app purchases.

Do Home Systems or HavenChat have ads?

Neither Home Systems nor HavenChat shows ads.

Which is updated more often, Home Systems or HavenChat?

Home Systems ships an update every 11 months, and HavenChat every 5 weeks. Most recently, Home Systems was updated on October 9, 2026 and HavenChat on October 17, 2026.