Published on: April 27, 2025
An indoor TV antenna is an inexpensive way to get free over-the-air broadcast TV channels that carry professional sports, prime-time sitcoms and news broadcasts.
Updated for 2025: Outdoor TV antennas will always perform better and get you more channels because these models can pull in signals from 40 to 55 miles away. But for many, an indoor TV antenna will have decent enough signal reception for free TV.
An indoor TV antenna has a one-time cost, and gives you the four major broadcasters ABC, NBC, CBS, and FOX. Other channels such as PBS, and sub-channels such as COMET, MeTV, GRIT and ion TV operate on public airwaves as well.
I started using TV antennas in the mid-1990s after graduating from college. I began reviewing them professionally in 2017. This latest round of testing included all models featured in this review, and many others that did not make the cut.
The first round of testing occurred just outside of Boston, Massachusetts, where broadcast towers are between 5 and 40 miles away. That’s followed by testing at a more rural location along the Southern Maine coast, where broadcast towers are 30 to 60 miles away.
In 2025, you will find that antenna designs remain largely unchanged.
What is the Best Indoor TV Antenna?
I still think the ClearStream FLEX is the best indoor TV antenna out there. It’s on the expensive side, usually priced around $50, but that’s much cheaper than cable, and still a one-time cost. You can buy the ClearStream FLEX indoor antenna directly from Antennas Direct.
The Channel Master Flatenna remains my budget pick, priced between $20 to $29. You can buy the Channel Master FLATenna indoor antenna on Amazon. It is not as large or as powerful as the ClearStream model, but performed much better than similarly-styled antennas that I have been testing since 2017.
Each model reaches realistic distance expectations while maintaining a consistently reliable picture.
Another good option is the Mohu Arc, a compact indoor antenna with a stand-up design that works well for tabletop placement. You can buy the Mohu Arc indoor antenna from Mohu.
If you take the plunge and buy one of these indoor TV antennas, placement is very important. You should always mount an indoor TV antenna as high as possible. Ideally, put it in an upper window pane and face the general direction of broadcast towers, if possible.
The drawback to TV antennas is that the market is flooded with models that overpromise on performance. Specifically, any indoor TV antenna that promotes a range of 100 miles or 250 miles will disappoint anyone expecting to get a VHF or UHF channel from that far away.
Digital signals diminish quickly by design, and do not travel along the curve of the Earth. The Federal Communications Commission regulates Designated Market Areas (DMAs) across the U.S. and ensures that broadcast signals don’t overlap.
If you live more than 35 miles away from local broadcast towers, chances are you will need to use an outdoor antenna.
All TV antennas, including homemade ones, can receive over-the-air channels in High Definition or HD resolution up to 720p or 1080i. Generally speaking, most indoor TV antennas are designed or amplified for UHF channels, but some models can get VHF channels on the Hi-VHF band.
Indoor antennas are generally designed to be compact because they are stationed inside a home. The most popular indoor antennas are a leaf-design, which is almost paper thin and often a rectangular shape.
While some have aesthetic considerations with shape and color, you should prioritize performance over interior design.
The current broadcast standard for digital TV signals is called ATSC 1.0. It is set by the Advanced Television Systems Committee.
If you own a new Smart TV, then you may be able to tap into the new broadcast standard called ATSC 3.0 or NextGen TV. Some models from Sony, Samsung, LG and Hisense have built-in ATSC 3.0 TV tuners.
NextGen TV channels are available across 80 percent of the U.S., but I wouldn’t rush to upgrade your TV or even get a TV tuner that’s ATSC 3.0 compatible. Based on my experience to date, testing both Smart TVs and OTA DVRs, NextGen TV has proven to be cumbersome and unreliable. This is mostly because local broadcasters are choosing to enable Digital Rights Management encryption.
Can I Use an Indoor Antenna with a Smart TV?
Yes. If your Smart TV has a built-in digital tuner — and most TVs made after 2007 do — you can connect an indoor TV antenna directly to it. Look for a coaxial input labeled “Antenna” or “RF In.” After connecting, you will need to run a channel scan through your TV’s settings to find available broadcast stations.
If you have a streaming device like Roku or Fire TV, you’ll still need the TV’s built-in tuner to watch over-the-air channels, unless you add an OTA DVR like Tablo or HDHomeRun.
You can read more about connecting antennas to Smart TVs in our guide on using a TV antenna with a Smart TV.
Best Indoor Antennas for Smart TVs
The ClearStream FLEX and Channel Master Flatenna both perform exceptionally well with Smart TVs. They are simple to install and provide reliable reception without needing extra equipment, as long as the TV has a tuner.
Do Indoor TV Antennas Still Work Today?
Yes, indoor TV antennas still work. Despite advances in streaming services and cable packages, over-the-air television remains widely available. Broadcasters such as ABC, NBC, CBS, FOX, PBS, and local stations still transmit signals that any good antenna can pick up for free.
How Well Do Indoor TV Antennas Work?
Indoor TV antennas work best when you are located within 35 miles of your local broadcast towers. Elevation and placement are key. Near a window, high up on a wall, or pointed toward towers usually gives you the best results.
While not as powerful as outdoor antennas, a well-placed indoor antenna can deliver excellent HD picture quality with minimal investment.
For more ways to save money on TV, check out how a TV antenna can help you avoid hidden broadcast fees.
Are There Wireless TV Antennas?
Not exactly. Some antennas are marketed as “wireless,” but all antennas need to physically connect to a TV or tuner via coaxial cable. What manufacturers sometimes mean by “wireless” is that the antenna itself does not need a direct line to a router or internet connection.
True wireless reception — meaning no cable at all — doesn’t exist for TV antennas, despite what some marketing claims suggest. If a product promises a “wireless TV antenna,” it’s best to approach with caution.
How Do Indoor TV Antennas Work?
Indoor TV antennas work by capturing over-the-air broadcast signals that travel through the air from local broadcast towers. These signals are typically UHF or VHF, and travel in straight lines. Walls, terrain, and distance can weaken signals, which is why placement inside your home is critical for best reception.
Even a simple wire antenna can capture these free signals, but purpose-built indoor antennas optimize reception for UHF and, in some cases, Hi-VHF bands.
