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An XDA Developers writer says he replaced his Ring-based home alarm with a system built around Home Assistant, Alarmo, Zigbee sensors and Reolink cameras. He cites rising subscription costs and greater control as reasons for switching, but says a DIY setup may not suit households that need professional monitoring.

An XDA Developers writer says he replaced his household’s Ring alarm setup with a DIY system managed by Home Assistant, combining Alarmo, Zigbee sensors and Reolink cameras. The account describes a personal smart-home project, not a product launch or independently tested security evaluation; the writer says rising subscription costs and limits on customization prompted the change.

The writer says the household began using Ring with a doorbell in 2020 and later bought a Ring starter kit during a sale. He reports that the system worked, but recurring subscription costs eventually became a reason to reconsider it. He also says the Ring setup was not fully integrated with local authorities, though the account does not specify what services or response arrangements were in place.

In the replacement system, Home Assistant acts as the hub for devices from different manufacturers. The writer says he uses Sonoff Zigbee door and motion sensors, a Zigbee broadcaster, Reolink cameras, location data and other smart-home equipment. He identifies Alarmo, a Home Assistant integration, and custom automations as the two main parts of the alarm arrangement.

The automations can respond differently to sensor activity depending on whether the household is home or away. According to the writer, actions can include sending notifications to selected devices, playing sounds through chosen speakers, flashing bulbs, and recording camera footage when a door opens in a specified mode. Household members can manage the system through phones, tablets, computers or a wall-mounted display, he says.

At a glance
reportWhen: Published October 22, 2026
The developmentAn XDA Developers writer has described replacing a Ring alarm setup with a customizable Home Assistant system using devices from multiple brands.
I Replaced My Old Alarm System With A Home Assistant Build

SMART HOME • PERSONAL ACCOUNT • OCT 22, 2026

I Replaced My Old Alarm System With A Home Assistant Build

An XDA Developers writer describes trading a Ring based alarm for a customizable setup built around Home Assistant, Alarmo, Zigbee sensors and Reolink cameras. The account is a personal project report, not an independently tested security evaluation.

“I eventually decided to build my own alarm system using Home Assistant, and it’s awesome.” — XDA DEVELOPERS WRITER
WHY SWITCHCost + control
CORE TRADE-OFFFlexibility + upkeep
STARTED WITH RING2020Doorbell first, then a starter kit
REPLACEMENT HUBHAHome Assistant connects devices
ALARM LAYERAlarmoIntegration plus custom automations
PUBLISHEDOct ’26Personal household account
01 / SYSTEM MAP

How the DIY alarm works

The writer describes a hub led arrangement that combines devices across brands and changes its response according to whether the household is home or away.

HUB

Home Assistant

Self hosted software serves as the central place to connect devices and services from different manufacturers.

SENSORS

Sonoff Zigbee

Door and motion sensors communicate over Zigbee, alongside a Zigbee broadcaster and other smart home equipment.

CAMERAS

Camera footage can be recorded when a door opens in a specified alarm mode, according to the account.

1INPUTDoor or motion sensor activity
2MODEHome or away status shapes the response
3AUTOMATEAlarmo and custom rules run
4ALERTNotify selected phones or play sounds
5ACTFlash bulbs or record camera footage
02 / THE DECISION

From Ring kit to Home Assistant

The original system reportedly worked. Subscription costs and limits on customization eventually made a different approach appealing.

ConsiderationRing setupHome Assistant build
What the account saysDoorbell in 2020, followed by a starter kit bought on sale.Home Assistant hub, Alarmo, Zigbee sensors, Reolink cameras and automations.
Reason for reconsideringRecurring subscription costs rose; exact prices and timing are not given.Writer wanted more control and broader customization across brands.
Household responseBundled service and devices from one provider.Alerts, speaker sounds, flashing bulbs and camera recording can be tailored.
Monitoring detailWriter says it was not fully integrated with local authorities; arrangements are unspecified.Professional monitoring or emergency service contact is not established by the source.
03 / THE TRADE-OFF

Control comes with responsibility

A flexible system also puts configuration, compatibility and ongoing care in the homeowner’s hands.

“It’s not for everyone.”

— XDA DEVELOPERS WRITER

“If you work away or find yourself frequently on the road, a monitored system may be a better match.”

— XDA DEVELOPERS WRITER
FLEXIBILITY

Mix brands and routines

Build responses around the devices already in the home, with access from phones, tablets, computers or a wall display.

ONGOING WORK

Configure and maintain

Compatible equipment, setup time and continued maintenance are part of the DIY choice.

MONITORING

Check the response plan

The source does not say the replacement system provides professional monitoring or equivalent emergency response.

04 / WHAT IS UNKNOWN

Reliability details to verify

The article describes one household’s experience. It does not provide independent performance tests or a complete operating picture.

?

Costs: no full equipment list, installation cost, ongoing cost or Ring price comparison.

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Emergency response: no details on how the build contacts emergency services.

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Resilience: no tests reported for backup power, internet loss, failures or response times.

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Security: the writer’s assessment of Zigbee security is not backed by comparative testing.

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False alarms: handling of false triggers and missed alerts is not explained.

?

Fit: results may differ for homes with other schedules, skills or monitoring needs.

BEFORE SWITCHINGList what the current service provides.
CONTACTSConfirm who receives alerts and how.
BACKUPReview power, connectivity and device failure plans.
SUPPORTDecide whether monitoring or hands on support matters.
05 / QUICK ANSWERS

Key questions

The account describes a configurable personal setup, with no announced release or scheduled expansion.

What replaced Ring?

A Home Assistant centered setup using Alarmo, Sonoff Zigbee sensors, Reolink cameras and custom automations. The full equipment list is not provided.

Why did the writer switch?

He says rising subscription costs and limits on integration and customization contributed to the decision.

Does it include professional monitoring?

The source does not say that it does. Monitoring and emergency contact arrangements remain unspecified.

Is this right for every home?

No. The writer says it suits his household and suggests frequent travelers may prefer a monitored system.

TRACEABILITY / THE STORY IN ONE LINE

A gradual change, shaped by household needs

According to the writer, the choice followed a move from a bundled alarm toward a system that could be adapted at home.

2020Ring doorbell
→
LATERRing starter kit
→
PRESSURECost + customization limits
→
NOWHome Assistant DIY alarm

Control Comes With DIY Trade-Offs

The account illustrates a choice facing smart-home users: rely on a bundled system with a single provider, or assemble equipment and software that can be tailored to a household’s preferences. The writer says Home Assistant lets him combine brands and avoid depending on one platform’s device range, while building alarm responses around the household’s existing devices and routines.

That flexibility also shifts work and responsibility to the homeowner. A DIY system requires compatible equipment, configuration and ongoing maintenance; the source does not establish that it provides professional monitoring or the same emergency response arrangements as a commercial service. Readers considering a similar change would need to weigh the cost of subscriptions against the time, expertise and support involved in managing their own setup.

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Home Assistant compatible Zigbee sensors

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From Ring Kit to Home Assistant

The writer’s change followed a gradual adoption of Ring, beginning with a doorbell in 2020 and expanding to a starter kit. He says the original setup was satisfactory until subscription costs increased. The source does not provide prices, the date of the price change, or a calculation comparing the total cost of Ring with the replacement equipment.

Home Assistant is described in the account as self-hosted software that connects devices and services across brands. The writer says some integrations do not expose every feature of a product, which helped lead him to replace hardware with devices he found easier to manage through the platform. His system uses Zigbee for sensor communication rather than placing those sensors directly on Wi-Fi, alongside cameras and other connected devices.

“I eventually decided to build my own alarm system using Home Assistant, and it’s awesome.”

— The XDA Developers writer

Monitoring and Reliability Details

The account does not give a full equipment list, installation cost, ongoing operating costs or details of how the system would contact emergency services. It also does not report independent tests of detection reliability, backup power, internet-loss behavior, cybersecurity or response times. The writer’s description of the Zigbee setup as more secure is his assessment; no comparative security testing is provided.

It is also unclear how the system handles false alarms, device failures or alerts that household members do not see. The source describes the writer’s own household and routines, but does not establish how well the arrangement would work for homes with different schedules, technical skills or monitoring needs.

Household Use and Future Changes

The writer does not announce a further product release or a planned expansion with a set date. He describes the setup as configurable and says household members can access it on several types of devices. Any next steps appear to depend on continued adjustments to automations and the household’s needs, rather than a publicly scheduled milestone.

For readers weighing a similar switch, the practical next step is to identify what the current alarm service provides—including monitoring, emergency contacts and backup arrangements—before replacing it. The source’s central caveat is that a Home Assistant build suited to a household that is usually home may not be appropriate for people who are often away and want a monitored service.

Key Questions

What did the writer use instead of his Ring alarm?

He describes a system centered on Home Assistant, using the Alarmo integration, Sonoff Zigbee sensors, Reolink cameras and custom automations. The account does not provide a complete equipment list.

Why did he switch from Ring?

He says the Ring kit worked, but rising subscription costs and limits on integrating and customizing devices contributed to his decision to build a different system.

Does the Home Assistant setup include professional monitoring?

The source does not say that it does. The writer notes that his previous Ring setup was not fully integrated with local authorities and suggests a monitored system may suit people who are often away.

Is a DIY Home Assistant alarm right for every household?

No. The writer says the system suits his household, which he describes as usually being home, but cautions that people with different schedules or a need for professional monitoring may prefer another arrangement.

Source: XDA Developers

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