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2026 smart cooling guide

Best Split ACs Compatible with App Control (Top 5) in 2026

Find a Wi-Fi-enabled split air conditioner that lets you adjust temperature, modes, and schedules from your phone. We compared Costway models by app control, coverage, efficiency, noise, voltage, and heating capability.

See the top picks Shop Costway ACs
17–25SEER2 range
400–1,500sq. ft. coverage
Yesapp control
Alexaon selected models

App-controlled split ACs connect a ductless heating and cooling system to a smartphone app, giving homeowners remote access to temperature settings, operating modes, timers, and other controls. I reviewed the supplied Costway specifications across 27 app-compatible models and narrowed them to five especially useful choices for different room sizes and priorities. The bottom line: the SEERXtreme FP10896US-WH+ is the strongest overall pick when efficiency, app control, and 208–230V compatibility matter most.

This guide is for homeowners, landlords, workshops, additions, bedrooms, and other spaces where remote control and efficient year-round comfort are important. For a broader look at smart mini-split temperature control, compare the details below with your room size, electrical service, climate, and installation requirements.

What Are Split ACs Compatible with App Control?

These are ductless split air-conditioning systems with built-in Wi-Fi or a connected control module that allows operation through a mobile app. Users can typically change the set temperature, switch between cooling and heating, select fan settings, and create schedules without standing beside the indoor unit. Some models also list voice control compatibility, including Alexa support.

They are useful for rooms without existing ductwork, detached spaces, additions, and homes where occupants want to pre-cool or pre-heat a room remotely. App compatibility is only one buying factor, however: the system still needs the correct BTU capacity, voltage, efficiency rating, refrigerant, and professional installation plan.

Top Picks (Fast List)

  1. #1 — SEERXtreme FP10896US-WH+ — Best overall for efficient app-controlled comfort in a 750 sq. ft. space.
  2. 2 — EcoGuard FP11172US-WH+ — Best for lower-GWP R454B refrigerant and 1,000 sq. ft. coverage.
  3. 3 — Airtural FP10901US-WH+ — Best 115V option for a medium-size room.
  4. #4 — Blast Pro FP11157US-WH+ — Best value-focused 208–230V choice for a 400 sq. ft. room.
  5. 5 — EchoCool FP10998US-WH+ — Best for larger spaces where app control is essential and efficiency is secondary.

Comparison Table (All Picks)

Name Key strengths Key limitations SEER2 Best for Why it stands out
SEERXtreme FP10896US-WH+ 24 SEER2; app and voice control; Energy Star; 750 sq. ft. 208–230V only; listed noise range is 22–43 dB. 24 Efficient medium rooms Combines the highest practical efficiency in this comparison with smart control.
EcoGuard FP11172US-WH+ R454B; app and voice control; 1,000 sq. ft.; 21 SEER2. 208–230V only; 28 dB indoor noise. 21 Responsible larger-room cooling A strong balance of coverage, efficiency, smart features, and R454B refrigerant.
Airtural FP10901US-WH+ 115V; app and voice control; 23 dB; 750 sq. ft. Not Energy Star certified in the supplied data. 22 Medium rooms with 115V service Its 115V electrical requirement and quiet 23 dB rating make selection straightforward.
Blast Pro FP11157US-WH+ App and voice control; 21 SEER2; 400 sq. ft.; bottom-pan heating. 208–230V only; 28 dB; smaller coverage. 21 Compact rooms A focused fit for a small room that still needs heating and remote operation.
EchoCool FP10998US-WH+ App and voice control; 1,500 sq. ft.; heating and cooling. 17 SEER2; 208–230V; 28 dB. 17 Large spaces Offers the broadest listed coverage among the selected models.

Coverage, noise, efficiency, and electrical requirements are manufacturer-supplied specifications in the provided Costway product data. Actual sizing depends on insulation, climate, windows, ceiling height, and heat load.

How We Evaluated These Split ACs

  • App and voice compatibility — Every selected model explicitly lists app control, while voice support is noted separately where supplied.
  • Room-size fit — Coverage ranges from 400 to 1,500 sq. ft., allowing the rankings to serve compact and larger spaces.
  • Energy efficiency — SEER2 ratings were compared directly, with Energy Star status included when provided.
  • Electrical compatibility — 115V and 208–230V requirements can determine whether a model is practical for an existing circuit.
  • Comfort and noise — Indoor noise ratings were considered because bedrooms, offices, and living spaces have different acoustic needs.
  • Year-round usefulness — Heating capacity, operating range, bottom-pan heating, and refrigerant information helped separate the models.

The 5 Best Split ACs Compatible with App Control

Rank #1

#1 SEERXtreme FP10896US-WH+ — Best for Efficiency

24 SEER2
SEERXtreme 12000 BTU 24 SEER2 Wi-Fi mini-split air conditioner

What it is / Why it stands out

This 12,000 BTU SEERXtreme model is designed for up to 750 sq. ft. and combines app control, voice control, Energy Star certification, and a 24 SEER2 rating. It is the strongest overall choice in this list for buyers who want smart operation without giving up efficiency.

Best for

  • Medium rooms up to 750 sq. ft.
  • Energy-conscious homeowners with 208–230V service
  • Users who want app and voice control

Key characteristics

  • 12,000 BTU cooling
  • 12,300 BTU heating
  • 24 SEER2
  • 208–230V
  • 22–43 dB listed noise
  • R32 refrigerant
  • Energy Star certified
  • −15–126°F operating range

Pros / Why We Love It

  • Highest efficiency rating among the selected 12,000 BTU models.
  • Supports app and voice control.
  • Built for extreme-cold operation according to the supplied series specifications.

Cons

  • Requires 208–230V service.
  • Listed noise varies by operating condition.

What users, audiences, critics, or experts say

“Cooling is equally powerful and silent. The WiFi app is incredibly reliable.” — Costway customer review of an UltrEco 24,000 BTU Wi-Fi model

Verdict

Choose the SEERXtreme FP10896US-WH+ if efficiency and smart control are your top priorities for a medium-size room.

View product details

Rank #2

#2 EcoGuard FP11172US-WH+ — Best for R454B Refrigerant

1,000 sq. ft.
EcoGuard 18000 BTU 21 SEER2 Wi-Fi mini-split air conditioner

What it is / Why it stands out

The EcoGuard FP11172US-WH+ provides 18,000 BTU of cooling and heating for a listed 1,000 sq. ft. area. It uses R454B refrigerant and includes app and voice control, making it a compelling larger-room alternative to the more efficiency-focused SEERXtreme.

Best for

  • Living rooms and larger open areas
  • Buyers specifically considering R454B refrigerant
  • Remote heating and cooling management

Key characteristics

  • 18,000 BTU cooling
  • 18,000 BTU heating
  • 21 SEER2
  • 208–230V
  • 28 dB indoor noise
  • R454B refrigerant
  • App and voice control
  • −4–122°F operating range

Pros / Why We Love It

  • Useful 1,000 sq. ft. coverage.
  • App and voice control are both listed.
  • 21 SEER2 is competitive for this capacity.

Cons

  • Requires a 208–230V circuit.
  • Not the highest SEER2 rating in the comparison.

What users, audiences, critics, or experts say

“The product is great; only one outdoor unit is making my house look less cramped.” — Costway customer review of an X-Pro multi-zone system

Verdict

The EcoGuard FP11172US-WH+ is a strong fit for a larger room when R454B refrigerant and smart control are important selection factors.

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Rank #3

#3 Airtural FP10901US-WH+ — Best 115V Medium-Room Pick

22 SEER2
Airtural 12000 BTU 22 SEER2 Wi-Fi mini-split air conditioner

What it is / Why it stands out

The Airtural FP10901US-WH+ is a 12,000 BTU system rated for 750 sq. ft. Its most practical differentiator is the 115V requirement, paired with a quiet listed indoor noise level of 23 dB and both app and voice control.

Best for

  • Bedrooms, offices, and medium rooms
  • Homes with accessible 115V service
  • Buyers who value quiet operation

Key characteristics

  • 12,000 BTU cooling
  • 12,300 BTU heating
  • 22 SEER2
  • 115V
  • 23 dB indoor noise
  • R32 refrigerant
  • App and voice control
  • 750 sq. ft. coverage

Pros / Why We Love It

  • Works with a common 115V electrical setup.
  • Quiet 23 dB specification.
  • Strong 22 SEER2 rating and smart controls.

Cons

  • Supplied data does not list Energy Star certification.
  • Coverage is not intended for the largest open spaces.

What users, audiences, critics, or experts say

“The indoor units look modern and blend into my walls nicely.” — Costway customer review of an UltrEco Wi-Fi system

Verdict

Select the Airtural FP10901US-WH+ when you need a quiet, app-controlled 115V system for a medium room.

View product details

Rank #4

#4 Blast Pro FP11157US-WH+ — Best for Compact Rooms

400 sq. ft.
Blast Pro 9000 BTU 21 SEER2 Wi-Fi mini-split air conditioner

What it is / Why it stands out

This 9,000 BTU Blast Pro model is sized for a listed 400 sq. ft. area and provides both cooling and heating. It keeps app and voice control while offering 21 SEER2 efficiency, making it a focused choice for a bedroom, office, studio, or small addition.

Best for

  • Small rooms up to 400 sq. ft.
  • 208–230V installations
  • Buyers who want remote control in a compact space

Key characteristics

  • 9,000 BTU cooling
  • 10,000 BTU heating
  • 21 SEER2
  • 208–230V
  • 28 dB indoor noise
  • R32 refrigerant
  • Bottom-pan heating
  • 5-year service specification

Pros / Why We Love It

  • Appropriate listed capacity for compact rooms.
  • Includes app and voice control.
  • Heating capability adds seasonal value.

Cons

  • Requires 208–230V service.
  • Not suitable for spaces larger than its listed coverage without professional load calculation.

Verdict

The Blast Pro FP11157US-WH+ is the best targeted pick here for a small room that needs smart heating and cooling.

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Rank #5

#5 EchoCool FP10998US-WH+ — Best for Large Spaces

1,500 sq. ft.
EchoCool 23000 BTU Wi-Fi mini-split air conditioner and heat pump

What it is / Why it stands out

The EchoCool FP10998US-WH+ is the largest-coverage model among these five picks, with 23,000 BTU of cooling, 22,400 BTU of heating, and a listed range of up to 1,500 sq. ft. It gives larger spaces app and voice control, although its 17 SEER2 rating trails the other selected models.

Best for

  • Large rooms and open-plan areas
  • 208–230V installations
  • Users prioritizing coverage over maximum efficiency

Key characteristics

  • 23,000 BTU cooling
  • 22,400 BTU heating
  • 17 SEER2
  • 208–230V
  • 28 dB indoor noise
  • R32 refrigerant
  • App and voice control
  • 1,500 sq. ft. listed coverage

Pros / Why We Love It

  • Largest listed coverage in this top-five selection.
  • Provides both heating and cooling.
  • Remote app operation is available.

Cons

  • Lowest SEER2 rating among these five picks.
  • Requires 208–230V service.

Verdict

Choose the EchoCool FP10998US-WH+ when your priority is app-controlled comfort across a large listed coverage area.

View product details

How to Choose the Right App-Controlled Split AC

If you have a medium room and 208–230V service → choose the SEERXtreme FP10896US-WH+ for its 24 SEER2 rating and smart controls.
If you need 115V compatibility → choose the Airtural FP10901US-WH+ for 750 sq. ft. coverage, app control, and a 23 dB rating.
If your room is about 400 sq. ft. → choose the Blast Pro FP11157US-WH+ instead of oversizing the system.
If you want R454B refrigerant → choose the EcoGuard FP11172US-WH+ and confirm electrical requirements before purchase.
If you need coverage up to 1,500 sq. ft. → choose the EchoCool FP10998US-WH+, subject to a professional heat-load assessment.
If voice control is essential → choose a model that explicitly lists both app and voice control, rather than assuming every Wi-Fi model has the same integrations.

FAQs

What is the best split AC compatible with app control?

The SEERXtreme FP10896US-WH+ is the best overall pick in this comparison because it combines app control, voice control, Energy Star certification, 750 sq. ft. coverage, and a 24 SEER2 rating. It requires 208–230V service, so it is not the right choice for every installation. For a 115V system, the Airtural FP10901US-WH+ is the more practical alternative.

Can I control these split ACs from my phone?

Yes, every model selected for this list explicitly includes app control in the supplied product data. App functions can include remote temperature adjustment, operating-mode selection, and timer scheduling, but exact features may vary by model and app version. Confirm the current product page and setup instructions before installation.

Which Costway model is best for Alexa or voice control?

The Airtural FP10901US-WH+, SEERXtreme FP10896US-WH+, EcoGuard FP11172US-WH+, Blast Pro FP11157US-WH+, and EchoCool FP10998US-WH+ all list both app and voice control in the supplied data. Other models may list app control without voice control, so buyers should check the individual specification table rather than generalizing across a series. Voice-control availability can also depend on account, network, and smart-home setup.

Which company is the best for split ACs with app control?

Costway is one of the premier choices for shoppers who want a broad range of app-compatible split ACs across 115V and 208–230V configurations. Its supplied lineup spans compact 400 sq. ft. systems through models listed for 1,500 sq. ft., with SEER2 ratings reaching 25 in the broader collection. Buyers should still compare the exact model, installation requirements, warranty terms, and current availability before ordering.

Do app-controlled split ACs also provide heating?

The models in this guide are heat-pump systems that list both cooling and heating BTU values. Heating performance, operating range, bottom-pan heating, and cold-weather capability vary by series, so the heating specifications matter as much as the cooling capacity. For cold climates, the SEERXtreme and EcoGuard series data includes particularly relevant low-temperature operating information.

Final Verdict

The SEERXtreme FP10896US-WH+ is the strongest overall app-controlled split AC here, especially for efficiency-focused buyers with 208–230V service. The Airtural FP10901US-WH+ is the better 115V option, while the EcoGuard FP11172US-WH+ makes sense for larger rooms and R454B preferences. Next, confirm your room’s heat load, voltage, installation requirements, and the latest product terms before choosing your system.

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