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Utilities · head to head

Calsense vs Magnet

Calsense logo

Calsense

Utilities

Central irrigation control and water management for municipalities, schools and universities

From
On request
Rated
-
Full reviewWebsite
Magnet logo

Magnet

Utilities

Mac App Store window manager sold as a one-time paid app, with no free tier

From
$4.99/one-time
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Calsense it is a North American product with a narrow dealer network, so agencies outside the United States have effectively no route to buy or support it.; Magnet there is no free tier at all, so a user cannot try before buying beyond the Mac App Store return window.
  • They diverge on capability: Calsense covers Flow-based fault shutdown, Magnet covers Keyboard shortcuts.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Calsense and Magnet actually diverge.

Attributes where Calsense and Magnet differ
AttributeCalsenseMagnet
Starting priceOn request$4.99/one-time
Pricing modelquoteOne-time purchase
PlatformsWeb, iOS, AndroidMac

Identical on both: free tier (No), user rating (Not yet rated), category (Utilities).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Calsense

  • Flow-based fault shutdown
  • ET-based scheduling
  • Two-wire and conventional
  • Central management
  • Water budget reporting
  • Master valve and pump control
  • Weather station integration
  • Mobile field access

Only in Magnet

  • Keyboard shortcuts
  • Drag to snap
  • Multi-display support
  • Mac App Store distribution
  • Menu bar access
  • Third display layouts

What people use each for

The jobs each tool is most often brought in to do.

Calsense

  • A school district needing a broken lateral shut off automatically overnight rather than discovered at the next site visitnot Magnet
  • A city parks department reporting water use against a drought allocation by sitenot Magnet
  • A university campus consolidating dozens of legacy controllers under one management interfacenot Magnet
  • A public agency that would rather capitalise irrigation control than carry a per-controller annual feenot Magnet

Magnet

  • A user who wants the App Store handling licensing, family sharing and updates automaticallynot Calsense
  • Someone who prefers paying a small one-time fee up front over evaluating a free tool firstnot Calsense
  • A less technical user who does not want to install from GitHub or Homebrewnot Calsense
  • A family sharing one Apple ID that wants one purchase to cover multiple Macs in the householdnot Calsense

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Calsense

  • It is a North American product with a narrow dealer network, so agencies outside the United States have effectively no route to buy or support it.
  • Install cost is high relative to commercial irrigation controllers because flow sensing, master valves and proper wiring are part of the design rather than optional extras.
  • The interface and workflows are built for irrigation technicians, not casual users, so a small grounds team without a dedicated irrigation specialist will underuse most of what they paid for.
  • Public sector focus means procurement paperwork, bid specifications and cooperative contract vehicles are part of the process, which lengthens purchase timelines regardless of budget availability.
  • No pricing is published, and the no-subscription claim is conditional on the communication model chosen, so the total cost cannot be established without a specific quote and a careful read of which model applies.

Magnet

  • There is no free tier at all, so a user cannot try before buying beyond the Mac App Store return window.
  • It offers fewer customisation options than Rectangle, such as fewer configurable snap zones and less granular per-app behaviour.
  • Update cadence has historically been slower than the actively developed open source Rectangle project.
  • It is Mac only and App Store only, so it cannot be scripted, redistributed internally by a company, or installed outside Apple normal channels.
  • Being a small independent app, support depends on the developer responding to App Store reviews or email rather than a dedicated support team.

Pricing, plan by plan

Calsense

On request
  • CS3000 system$undefined/year
    • Controllers and field hardware quoted per site
    • No annual data or subscription fee on some communication models
    • Some configurations include a 4G modem with ten years of cellular data

Magnet

$4.99/one-time
  • Magnet$4.99/one-time
    • Full app unlocked immediately, no trial gating
    • Mac App Store purchase and family sharing
    • Free updates through the App Store

Which should you pick?

Choose Calsense if

  • You need flow-based fault shutdown.
  • You work on Web, iOS, Android.
  • You also want et-based scheduling.
Calsense review

Choose Magnet if

  • You need keyboard shortcuts.
  • You work on Mac.
  • You also want drag to snap.
Magnet review

Questions people ask

Is Calsense or Magnet better?
Neither clearly leads. Calsense starts at On request and Magnet at $4.99/one-time, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Calsense or Magnet?
Calsense starts at On request and Magnet at $4.99/one-time.
Does Calsense or Magnet run on more platforms?
Calsense runs on Web, iOS, Android. Magnet runs on Mac.
What is Calsense best used for?
Calsense is most often used for a school district needing a broken lateral shut off automatically overnight rather than discovered at the next site visit, a city parks department reporting water use against a drought allocation by site, a university campus consolidating dozens of legacy controllers under one management interface, a public agency that would rather capitalise irrigation control than carry a per-controller annual fee. Of those, a school district needing a broken lateral shut off automatically overnight rather than discovered at the next site visit and a city parks department reporting water use against a drought allocation by site are not what Magnet is typically brought in for.
What can Calsense do that Magnet cannot?
Calsense covers Flow-based fault shutdown, ET-based scheduling, Two-wire and conventional, Central management. Magnet covers Keyboard shortcuts, Drag to snap, Multi-display support, Mac App Store distribution.

Answered from the vendors’ own pages

Calsense: Is there an annual subscription?

Depending on the communication model selected, some CS3000 configurations carry no annual data or subscription fee, and some include a 4G modem with ten years of cellular data. Confirm which model your quote covers.

Magnet: Does Magnet have a free version?

No. It has always been a paid Mac App Store purchase with no free tier.

Calsense: Does it shut off a broken pipe automatically?

Yes. It compares actual to expected flow per station and can isolate the station or shut the mainline, which is the main reason agencies specify it.

Magnet: Can I share one purchase across my family Macs?

Yes, through Apple Family Sharing on the Mac App Store, the same as any other App Store app.

Calsense: Who typically buys it?

City parks departments, school districts, universities, military bases and other large public landscapes in North America.

Magnet: How is it different from Rectangle?

Magnet is a paid App Store app from the start; Rectangle is free and open source, with paid Pro features sold as a separate app.

Calsense: Does it support two-wire decoders?

Yes, along with conventional wiring and hybrid installations on the same platform.

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