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7 Best Call Blockers for Nuisance Calls Reviewed in 2020 (US & UK)

By Tom,
25th June 2018 | Updated: 30th April 2020

7 Best Call Blockers for Nuisance Calls Reviewed in 2020 (US & UK)

Last updated on 25th June 2018 by Tom

Quick Comparison

Which call blockers are best for keeping nuisance calls away?

If you’re always bothered with sales calls and other spam calls constantly, then one of the call blockers below might be perfect for you.

We tested 15 call blockers on the market and selected the best seven models that surpass our expectations. We compare them according to several factors, including pre-programmed nuisance numbers, blocking capacity, and special features

Our top recommendation is the CPR Call Blocker V5000 because it offers the highest number of preloaded nuisance and scam numbers

This reduces scam calls and other nuisance calls almost immediately. It also has an easy-to-access block button, a clear LCD display, and a large blocking capacity.

Check the full list of our comparison table and reviews below.

  1. 1
    100%
    100%

    CPR V5000 Call Blocker Review

    The V5000 is the best spam call blocker because it features a huge stock of 5,000 pre-programmed nuisance numbers plus an extra 1,500 numbers or area codes with just a touch of a button.

    You can block an unwanted caller by entering number 2 on any telephone handset. Other range of callers that you can block include those as shown as International, Private, and Withheld.

    This call blocker connects in seconds as it only uses the power from your current phone line. With the 3-inch LCD display, you can see your call list and block list. A big red button is also designed on the top of the device for easy access.

     

    The Good
    • Supports a 1-year warranty
    • The LCD display is large and clear
    • The block button is easy to access
    • Comes with a lot of pre-programmed nuisance numbers
    • Effective and accurate in blocking unwanted calls
    The Bad
    • The design is a bit outdated
    • Slightly expensive
    Check price on amazon

    We earn commission fees by advertising and linking to Amazon.
    However, this will not increase the prices you pay for products.

  2. 2
    92%
    92%

    Call Blocker for Landline Phones

    Call Blocker for Landline Phones might be the right one for you. This call blocker utilises your network’s caller ID to determine callers. It works on all home phone lines including those with broadband.

    The best feature of this phone call blocker is the integrated voicemail which will tell your unwanted callers that their call won’t be put through.

    It has an optional Internet Control Panel which will let you manage your unit online and review information of all calls you have created and received. You can also create a record of your calls with the optional Call Recorder memory card.

     

    The Good
    • Nice optional features
    • Comes with an integrated voicemail
    • Easy to use and install
    • Functions on all home phone lines
    • Offers full control over the calls you receive
    The Bad
    • Very expensive
    • Seems to give a loud echo when connected
    Check price on amazon

    We earn commission fees by advertising and linking to Amazon.
    However, this will not increase the prices you pay for products.

  3. 3
    90%
    90%

    Ivation Call Blocker for Landline Phones

    The Ivation Call Blocker for Landline Phones is a nice telephone call blocker that comes with 2,000 pre-programmed known nuisance callers. This ensures an enormous reduction in nuisance calls as soon as this unit is connected to your current phone line.

    You can block 1,500 numbers further with a simple touch of the large red “Block Now” button or pressing #2 on your handset.

    It blocks area codes, private calls, international calls, and more. It has a large 3-inch display screen to watch your block list. The Call List button lets you see the last 20 calls received while the Delete button lets you remove any number from the block list.

     

    The Good
    • Easy to use and set up
    • The block button is large and accessible
    • The display is easy to read
    • Comes with an adequate number of pre-programmed numbers
    • Fairly priced for its value
    The Bad
    • The design is old-fashioned
    • May reduce the volume of your phone
    Check price on amazon

    We earn commission fees by advertising and linking to Amazon.
    However, this will not increase the prices you pay for products.

  4. 4
    90%
    90%

    CPR Call Blocker Shield Review

    The CPR Call Blocker Shield comes preloaded with 2,000 nuisance call numbers to give you peace of mind from unwanted callers almost instantly. It can block calls that are out of area, private, and international. It instantly connects to your existing phone line.

    The Block Now button is built on top of the device. With a single touch, it logs the unwanted caller’s number into the device’s memory. This unit can let you block a maximum of 1,500 unwanted numbers further.

    The Good
    • The Block Now Button is easy to activate
    • Has a modern and unique design
    • Blocks a vast amount of unwanted callers
    • Easy to install
    • Comes preloaded with nuisance numbers
    The Bad
    • Some international calls still come through
    • Doesn’t work on some phone models
    Check price on amazon

    We earn commission fees by advertising and linking to Amazon.
    However, this will not increase the prices you pay for products.

  5. 5
    88%
    88%

    Cheeta 803-Plus Call Blocker Review

    The Cheeta 803-Plus is a good landline call blocker because it can store a maximum of 4,000 scam and nuisance numbers manually.

    When you receive a spam call while you’re out, you can go through the incoming calls and block it. Simply press the red button and the blocked number won’t bother you again.

    This call blocker utilises high-tech technology to end sales and robocalls effectively. If the unit detects a number that’s part in the blacklist, it hangs up after taking the call immediately. The BLOCK NO CID function lets you block phone numbers without a caller ID.

     

    The Good
    • The block function is easy to operate
    • The brightness level of the display can be adjusted
    • Can store a large stock of unwanted phone numbers
    • Can block numbers without caller ID
    • Offers a 100% warranty
    The Bad
    • Not preloaded with scam and nuisance numbers
    • Slightly inconvenient as it’s not automated
    Check price on amazon

    We earn commission fees by advertising and linking to Amazon.
    However, this will not increase the prices you pay for products.

  6. 6
    82%
    82%

    CPR Call Blocker V108 Review

    The CPR Call Blocker V108 blocks area codes, private, withheld, and other types of masked calls. It comes preloaded with 200 rogue phone numbers to give fewer nuisance calls almost immediately. It can store up to 1,000 nuisance numbers even further.

    The V108 is sleek and functions with any home phone lines including those with extra handsets or broadband connection. With a single touch of the “Block Now” button, you can stop scams and other nuisance calls permanently. All unwanted numbers will be logged straight into the device’s memory.

     

    The Good
    • Has a small and subtle design
    • Easy to use and install
    • Preloaded with 200 known scam and nuisance numbers
    • Works on any home phone lines
    • Has an adequate number capacity
    The Bad
    • Only lasted for a few months
    • Some international call can still get through
    Check price on amazon

    We earn commission fees by advertising and linking to Amazon.
    However, this will not increase the prices you pay for products.

  7. 7
    70%
    70%

    Sentry Version 3 Call Blocker Review

    The Sentry 3 uses a distinct active screening to block all spam calls. The only thing you’re required to do is to make a White List containing the good contacts through its new keypad. You can also create your own outgoing message in any language.

    Once, you’re done setting up the White List, Sentry 3 will do the rest. It will screen the unknown calls then block spam calls and takes in the good callers. This is a major improvement to Sentry 1 and 2 in effectively reducing phone frauds that target the elderly.

     

    The Good
    • Fully automatic blocking
    • LCD display is clear
    • Can block calls not listed on the Black List
    • Can record the outgoing message in any language
    • Easy to set up
    The Bad
    • Volume issues
    • Inaudible incoming and outgoing messages
    Check price on amazon

    We earn commission fees by advertising and linking to Amazon.
    However, this will not increase the prices you pay for products.

Side-by-side

CPR V5000 Call Blocker Review

  • Supports a 1-year warranty
  • The LCD display is large and clear
  • The block button is easy to access
  • Comes with a lot of pre-programmed nuisance numbers
  • Effective and accurate in blocking unwanted calls
Check price  on amazon

Call Blocker for Landline Phones

  • Nice optional features
  • Comes with an integrated voicemail
  • Easy to use and install
  • Functions on all home phone lines
  • Offers full control over the calls you receive
Check price  on amazon

Ivation Call Blocker for Landline Phones

  • Easy to use and set up
  • The block button is large and accessible
  • The display is easy to read
  • Comes with an adequate number of pre-programmed numbers
  • Fairly priced for its value
Check price  on amazon

CPR Call Blocker Shield Review

  • The Block Now Button is easy to activate
  • Has a modern and unique design
  • Blocks a vast amount of unwanted callers
  • Easy to install
  • Comes preloaded with nuisance numbers
Check price  on amazon

Cheeta 803-Plus Call Blocker Review

  • The block function is easy to operate
  • The brightness level of the display can be adjusted
  • Can store a large stock of unwanted phone numbers
  • Can block numbers without caller ID
  • Offers a 100% warranty
Check price  on amazon

CPR Call Blocker V108 Review

  • Has a small and subtle design
  • Easy to use and install
  • Preloaded with 200 known scam and nuisance numbers
  • Works on any home phone lines
  • Has an adequate number capacity
Check price  on amazon

Sentry Version 3 Call Blocker Review

  • Fully automatic blocking
  • LCD display is clear
  • Can block calls not listed on the Black List
  • Can record the outgoing message in any language
  • Easy to set up
Check price  on amazon

Frequently asked questions

What is Call Blockers?

Call blockers are amazing devices that can help you screen out calls from undesirable parties on your home phone.

You can block the calls from telemarketers, political, and even those from particular individuals that you don’t want to talk to. Imagine them as a fusion of a caller identification and an answering machine.

It works by identifying the phone number of the source. If the number is part of the block list, the machine will play an automated message to the caller saying that his or her number has been blocked. It doesn’t need any main power to work because it connects to any phone line.

 

What are the advantages and disadvantages of Call Blockers?

The main selling point of call blockers is their ability to block unwanted calls from salespeople and practically anyone you don’t want to speak to.

Some units are preloaded with more than a thousand numbers which are considered unwanted callers. This gives you the benefit of receiving fewer robocalls almost instantly.

However, you may still receive robocalls because some companies may change their numbers frequently. The other drawback is that numbers can be falsely identified as robocalls.

 

What’s the approximate price range for Call Blockers?

The price of call blockers may range from £30 to £100, or even more.

What should I look for when choosing a Call Blockers?

First, look for a large stock of pre-programmed robocall and scam numbers. This will tell the effectiveness of the device from the start and will save you time as you don’t need to add more numbers.

Some models have more than 1,000 pre-programmed numbers, while others have less as 200.

Another feature to look for is the ease in adding a new a number to the block list. Some of the best units let you press a single button to block the number after hanging up without the need to access the unit settings.

You may also want a clear backlit LCD display to view the call list and block list.

Generally, the more automated the device, the more convenient it will be to use. Some models let you automatically block a number without a caller ID.

Try avoiding units that rely on you to manage the whitelists and blacklists, as this can be very complex and takes a lot of time.

 

Which is the best Call Blockers? Why is it the best?

The best call blocker is the CPR V5000 because it has the highest number of pre-programmed nuisance numbers based on our call blocker reviews. This means less time for you create whitelists and blacklists.

This call blocking device also comes with an easy-to-access big red button to block international, private, and other unwanted calls permanently.

 

What is the best call blocker for the landline? Why is it the best?

The best call blocker for landline is the Cheeta 803-Plus because it can block all calls from unwanted Robo, spam, and election from particular area codes.

It can also block incoming calls without caller ID, out of area, and uncertain area. The 803-Plus can stock up to 4,000 groups of unwanted calls to the blacklist.

 

What is the best call blockers for home phones? Why is it the best?

Ivation Call Blocker for Landline Phones is the best call blocker for home phone because it works on all home phones and even those with broadband.

It’s highly configurable so you can fully control the calls you receive. You can also select different handling options for day and night.

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