What is the cheapest no-contract security system with professional monitoring?

Of the systems covered here, Wyze Home Monitoring at $9.99/month (or $99.99/year) is the cheapest published 24/7 professional monitoring rate as of August 2026. Cove Basic follows at a published $22.99/month, and SimpliSafe Standard at 76 cents/day, which is about $23 in a 30-day month by our arithmetic.

Does ADT offer no-contract monitoring?

ADT's Pro Install offers are described in ADT's own promotional terms as requiring a 36-month monitoring contract. ADT Self Setup publishes a one-month minimum with monitoring starting at $24.99/month as of August 2026, which is month-to-month in practice but priced as a starting-at figure rather than a flat rate.

Do no-contract systems have cancellation fees?

SimpliSafe, Cove, and Abode each publish cancel-anytime terms explicitly, and Abode and SimpliSafe both spell out no cancellation fees. Ring publishes that plans auto-renew until canceled with no long-term contract, and Wyze publishes no contracts on its monitoring page. We did not find a published cancellation-fee figure for Ring or Wyze either way, so treat those two as no-contract rather than as documented fee-free.

Can I use these systems without any subscription?

Abode and Ring both publish this explicitly. Abode states the system works out of the box with no subscription required, and Ring's support pages state you can self-monitor without a subscription, with live view and real-time alerts but no event recording and arm/disarm from the Keypad only. SimpliSafe's system also functions locally without a plan while camera recordings and dispatch require one. We could not find equally explicit published no-subscription terms for Cove or Wyze, both of which sell monitoring as the product.

Is month-to-month monitoring more expensive than contract monitoring?

Not by published pricing at the entry level: the no-contract systems covered here run about $10 to $27/month, while ADT's published Pro Install starting figures are $45.99 to $49.99/month with a 36-month term per its promotional fine print. Contract pricing can bundle equipment financing, which complicates direct comparison.

Best No-Contract Security Systems: Month-to-Month Monitoring Compared (August 2026)

Of the systems covered here, all five, SimpliSafe, Ring Alarm, Cove, Abode, and Wyze, publish month-to-month professional monitoring with no long-term contract and no cancellation fee. Wyze is the cheapest monitored option by published pricing at $9.99/month, Cove's entry plan is $22.99/month, and Ring's $19.99/month plan is the only one here whose monitoring fee also covers video recording on every camera at the address. Which is best depends on whether you want cameras, outdoor live-agent response, or just basic dispatch.

Figures researched 2026-08-19; each source below carries its access date. Prices change; treat any price here as "as of" its date.

The no-contract field, by published pricing

Every system below publishes no-contract, cancel-anytime professional monitoring on its own site. Prices are as of August 2026, from each provider's official pricing page:

System	Cheapest plan with 24/7 pro monitoring	Top monitored plan	Contract terms (as published)
Wyze Home Monitoring	$9.99/mo or $99.99/yr	Same plan	No contracts, cancel anytime
Ring Alarm	$19.99/mo or $199.99/yr (Ring Pro)	Virtual Security Guard $99/mo	Auto-renews until canceled, no long-term contract
Cove	$22.99/mo (Basic, also published as $0.77/day)	Premium $42.99/mo ($1.43/day)	Contract-free, cancel anytime
Abode	$26.99/mo or $245.99/yr (Pro)	Same plan	Contract-free, no cancellation fees
SimpliSafe	$0.76/day (Standard)	Pro Plus $2.66/day	No contract, cancel any time

Cove publishes both units: its shop page shows per-day rates and its support site prices the same three plans at $22.99, $32.99, and $42.99 a month, so no conversion is needed there. SimpliSafe publishes per-day rates only, which we convert ourselves: 76 cents/day is about $23 in a 30-day month and $2.66/day is about $80. Those two monthly SimpliSafe figures are our arithmetic, not prices SimpliSafe lists.

A note on ADT: ADT's traditional Pro Install offers carry a 36-month monitoring contract per ADT's own promotional terms, which is why it is not in this list. ADT's Self Setup line publishes a one-month minimum at a $24.99/month starting price, which is close to no-contract in practice but structured as a starting-at quote rather than a flat published rate.

Which no-contract system fits which buyer

Cheapest monitored home, of the plans covered here: Wyze Home Monitoring at $9.99/month (or $99.99/year), with monitoring handled by Noonlight agents. Wyze publishes that a leak or climate sensor will also get you a Noonlight text and call, so environmental events route the same way break-ins do. The trade-offs are a thinner ecosystem than the others in this list and the fact that the Sense hub, keypad, and sensors are a separate hardware purchase.

Best bundled value if you own cameras, of the systems covered here: Ring Pro at $19.99/month is the only plan in this table whose monitoring fee also covers unlimited-device video recording, extended warranties, cellular backup, and Ring's intelligent camera features at one address. If you would otherwise pay for a camera subscription anyway, the effective monitoring premium shrinks. The plan fine print is on Ring's plans page.

Cheapest full-service feel, of the systems covered here: Cove Basic at $22.99/month ($0.77/day) includes 24/7 monitoring with InstaText alarm confirmation and dispatch. Cove's Premium ($42.99/month, $1.43/day) adds camera access, 30-day cloud storage, a lifetime equipment warranty (cameras excluded, 2-year camera warranty), and a $5/month equipment reward credit. Cove also publishes a 60-day full-refund return window.

Most aggressive monitored response, of the systems covered here: SimpliSafe's Pro and Pro Plus plans add Active Guard Outdoor Protection, where live agents can see, talk to, and deter people outside your home via a compatible outdoor camera while the system is armed during plan hours.

Best for smart-home tinkerers, of the systems covered here: Abode's Pro plan ($26.99/month) is the only one in this list whose maker publishes Apple HomeKit support alongside Alexa, Google Home, Home Assistant, Zigbee, and Z-Wave integration.

If you want monitored security but are unsure which provider fits, we can fetch real quotes from professional monitoring providers through a short questionnaire.

What no-contract actually protects you from

The value of month-to-month monitoring is exit cost. With a 36-month contract, a move, a price hike at renewal, or simple dissatisfaction can cost you an early-termination fee; with every system in this list, the worst case is the current month's fee. That also changes the buying calculus: you can trial a monitored plan for one or two months and downgrade to self-monitoring if it is not earning its fee.

Two honest caveats. First, no-contract providers can and do change prices, and nothing locks your rate. Second, going without professional monitoring entirely, which all of these systems allow, means no dispatch when you cannot respond to an alert yourself; sirens and phone notifications are the whole response chain. If you are weighing that trade, start with is professional monitoring worth it and the market-wide numbers in home security cost per month. For fully unmonitored setups, see the best self-monitored, no-monthly-fee systems.

Frequently asked questions

What is the cheapest no-contract security system with professional monitoring?: Of the systems covered here, Wyze Home Monitoring at $9.99/month (or $99.99/year) is the cheapest published 24/7 professional monitoring rate as of August 2026. Cove Basic follows at a published $22.99/month, and SimpliSafe Standard at 76 cents/day, which is about $23 in a 30-day month by our arithmetic.
Does ADT offer no-contract monitoring?: ADT's Pro Install offers are described in ADT's own promotional terms as requiring a 36-month monitoring contract. ADT Self Setup publishes a one-month minimum with monitoring starting at $24.99/month as of August 2026, which is month-to-month in practice but priced as a starting-at figure rather than a flat rate.
Do no-contract systems have cancellation fees?: SimpliSafe, Cove, and Abode each publish cancel-anytime terms explicitly, and Abode and SimpliSafe both spell out no cancellation fees. Ring publishes that plans auto-renew until canceled with no long-term contract, and Wyze publishes no contracts on its monitoring page. We did not find a published cancellation-fee figure for Ring or Wyze either way, so treat those two as no-contract rather than as documented fee-free.
Can I use these systems without any subscription?: Abode and Ring both publish this explicitly. Abode states the system works out of the box with no subscription required, and Ring's support pages state you can self-monitor without a subscription, with live view and real-time alerts but no event recording and arm/disarm from the Keypad only. SimpliSafe's system also functions locally without a plan while camera recordings and dispatch require one. We could not find equally explicit published no-subscription terms for Cove or Wyze, both of which sell monitoring as the product.
Is month-to-month monitoring more expensive than contract monitoring?: Not by published pricing at the entry level: the no-contract systems covered here run about $10 to $27/month, while ADT's published Pro Install starting figures are $45.99 to $49.99/month with a 36-month term per its promotional fine print. Contract pricing can bundle equipment financing, which complicates direct comparison.

Sources

SimpliSafe Standard $0.76/day, Core $1.10/day, Pro $1.66/day, Pro Plus $2.66/day; no contract, cancel any time; Active Guard Outdoor Protection on Pro/Pro Plus with agent two-way audio, siren, spotlight: https://simplisafe.com/features-alarm-monitoring (accessed 2026-08-19)
Ring Pro $19.99/mo or $199.99/yr includes 24/7 professional monitoring, video recording for all home devices, extended warranties, cellular backup; Virtual Security Guard $99/mo; plans auto-renew until canceled: https://ring.com/plans (accessed 2026-08-19)
Cove monitoring page publishes Basic $0.77/day, Cove+ $1.10/day, Premium $1.43/day; contract-free, cancel anytime; Premium includes lifetime equipment warranty (cameras excluded, 2-year camera warranty), 30-day cloud storage, $5/month equipment reward; InstaText alarm confirmation; 60-day risk-free trial with full refund: https://www.covesmart.com/monitored-security/ (accessed 2026-08-19)
Abode Pro plan $26.99/mo or $245.99/yr with 24/7 professional monitoring and cellular backup; contract-free with no cancellation fees; works without subscription; integrations include Apple HomeKit, Alexa, Google Home, Home Assistant, Zigbee, Z-Wave: https://goabode.com/plans/ (accessed 2026-08-19)
Wyze Home Monitoring $9.99/mo or $99.99/yr; 24/7 professional monitoring by Noonlight; page headline states no contracts; Noonlight text and call also triggered by Wyze Sense Leak and Climate Sensors; Wyze Sense Hub, Keypad and sensors are separate hardware: https://www.wyze.com/products/wyze-home-monitoring (accessed 2026-08-19)
ADT Self Setup monitoring starting at $24.99/mo with one-month minimum; Pro install starts at $45.99/mo; promo terms reference 36-month monitoring contract with early term fees for pro install: https://www.adt.com/own-vs-rent-security/self-setup (accessed 2026-08-19)
ADT FAQ: Pro Monitoring starts at $49.99 for Pro Install: https://www.adt.com/monitoring-plans-security-services (accessed 2026-08-19)
Cove publishes monthly plan prices: Basic Plan $22.99/month, Plus Plan $32.99/month, Premium Plan $42.99/month: https://support.covesmart.com/simple-pre-purchase-information/%2Ft%2F18b77f%2Fwhat-are-coves-monitoring-plans (accessed 2026-08-19)
Ring support: you can self-monitor Ring Alarm without a subscription, with live view and real-time alerts, no event recording, and arm/disarm from the Ring Keypad only: https://ring.com/support/articles/47t1b/Which-Ring-Alarm-Plan-Is-Right-for-You (accessed 2026-08-19)