Comparison

Second Phone Line Ninja Number vs Ringblaze

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Second Phone Line Ninja Number

This app provides a separate business phone number to manage professional communications. It features AI-powered auto-replies, visual voicemail, and call analytics to streamline operations. Teams can collaborate on calls and texts, with an option for live operator support.

Highlights
  • Separate business and personal calls
  • AI-powered auto-reply for texts and voicemails
  • Cloud-powered visual voicemail
  • Call tracking and analytics
  • Team member collaboration for calls
  • Optional live operator support
Features
Read full description

Ninja Number is the Second Phone Number app that lets you choose how you want to communicate. Separate business and personal calls with a designated 2nd phone number. Our industry-leading technology is ‘Always On’ (and trusted for over 20 years by the biggest businesses in the world,) ensuring you have coverage 24/7/365! With Cloud Power and Artificial Intelligence, our app turns your phone into a Virtual Assistant. Separate business and personal calls. Always know who’s calling when you use Ninja Number as your business phone number through Virtual PBX. When you return calls with the app, your Ninja Number will display, keeping your personal number private. We’re excited to offer a 7-Day Free Trial for any user who signs up through our website - NinjaNumber.com AI Auto Reply. Let Ninja Number handle customer questions for you! Customize questions and answers using AI-Powered Auto Reply, sit back and let your phone do the rest. Our best business app technology ensures your incoming texts and voicemails will be scanned for the questions you programmed and will text back with the answers you create. Cloud-Powered Visual Voicemail. Don’t pay extra for visual voicemail. With Ninja Number’s smart line technology, there’s no need to always answer the phone. Simply read your voicemails and text back – all within the same thread. Virtual Assistant Business App. Running a business is hard, so put your phone to work. Ninja Number organizes your SMS texts and voicemails, tags and filters your contacts and gives you detailed call tracking and analytics, so you don’t have to do it all. Loop in team members. Get extra call coverage by looping in four team members. Easily link your Ninja Number to other devices so that when a call comes in, all phones ring. You’ll only ever pay for one subscription. We can also port or transfer numbers for you! Live Ninjas On-Demand. Want call coverage even when you’re busy or in a meeting, and don’t want your VIP Calls going to Voicemail? With Live Ninjas On-Demand, a professional US-based live operator will answer your calls when you want them to. They’re trained to answer the phones like you would! Pay by the call and never miss another lead again. Leads without calls. Ninja Number’s virtual phone system empowers you to communicate the way you want. Prefer business text messages? With AI Auto Reply and Cloud-Powered Visual Voicemail, you can text securely and so can your linked team members all in the same thread. Ninja Number is a smart, protected Second Phone Line app with easy, simple setup. Choose a toll-free or local number to advertise to customers and clients. Want a toll-free vanity number? Our Support Ninjas will work with you to find the number that fits your business line. Your phone is smart, so put it to work. Currently available in the US only. Requires a Ninja Number Flex subscription to use. You will be charged $9.99 a month until canceled in iTunes subscription settings at least 24 hours before your current period ends. All charges are applied to your iTunes account. Terms of use: https://ninjanumber.com/terms/ Privacy policy: https://ninjanumber.com/privacy/

About

Ringblaze

Manage business communications with a dedicated number, shared callboxes, and messaging. Seamlessly switch between devices and record calls for training. Expand globally with numbers in over 200 countries.

Highlights
  • Dedicated business number
  • Global phone number registration
  • Shared callbox for team collaboration
  • Business messaging
  • Cross-device switching
  • Call recording
Features
Read full description

BUSINESS NUMBER Use a dedicated business number to contact your customers. Expand your company's global footprint by registering phone numbers in 200+ countries and territories. SHARED CALLBOX Interact with your customers and collaborate with other team members using a shared callbox. BUSINESS MESSAGING Keep in touch with your customers anywhere and anytime using business messaging. SWITCH BETWEEN DEVICES Using Ringblaze on a mobile phone or desktop in just one tap. CALL RECORDING Record all incoming and outgoing calls for training purposes. and many more...

Screenshots

Second Phone Line Ninja Number4 screens
Ringblaze4 screens

Verdict

The call

The clearest difference is rating: Second Phone Line Ninja Number at 4.0 against Ringblaze's 3.3. Second Phone Line Ninja Number also leads on review sentiment (43% vs 14%) and ratings volume (169 vs 23). Ringblaze's advantage is in-app purchases (none vs 4). On price, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Second Phone Line Ninja Number sells 4 in-app purchases, starting at $9.99 per month. Ringblaze asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Second Phone Line Ninja Number holds the better App Store score, 4.0 against 3.3. That said, the two scores are not equally well evidenced: Second Phone Line Ninja Number has 169 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 43% of Second Phone Line Ninja Number's written reviews are positive against 14% of Ringblaze's.

UpkeepUpdate frequency

Second Phone Line Ninja Number ships an update every 3 weeks, Ringblaze monthly. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.

Scorecard5 real differences · 5 level
Second Phone Line Ninja Number versus Ringblaze: the parameters behind the verdict, then further details
ParameterSecond Phone Line Ninja NumberRingblaze
PriceFreeFree
Rating4.0 (169 ratings) — better3.3 (23 ratings)
Positive reviews42.9% of reviews — better14.3% of reviews
Number of ratings169 — better23
Update frequencyEvery 3 weeks — betterMonthly
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size59 MB51 MB
Age rating4+4+
DeveloperNinja Number, LLCRingblaze Inc

Customer experience

Second Phone Line Ninja Number

All ratings169 ratings
Positive73.4%
Neutral4.1%
Negative22.5%
Written reviews63 reviews
Positive42.9%
Neutral6.3%
Negative50.8%

Ringblaze

All ratings23 ratings
Positive56.5%
Neutral0.0%
Negative43.5%
Written reviews14 reviews
Positive14.3%
Neutral0.0%
Negative85.7%

Bugs and requests

Second Phone Line Ninja Number

Reported bugs

27 issues
  • Unable to login
  • App not working
  • Calls not ringing
  • Phone number invalid
  • Cannot cancel subscription
Show 22 more
  • Monthly payments taken without service
  • Emails ignored
  • Customer service number connects to wrong company
  • Leads and conversations deleted
  • Missed call to text option not working
  • App is laggy
  • Verification code issue during signup
  • Texting problem unresolved for months
  • Inability to receive texted codes
  • Incoming and outgoing calls cut off
  • No number provided after subscription charge
  • Number hacked and receiving spam calls
  • Mistake on their end with company name spelling
  • App takes forever to open
  • Cannot sign up, only sign in option
  • App doesn't take login and password
  • Charged for expired subscription, cannot use number
  • Asking for location when redownloading
  • Error during subscription process
  • App doesn't work after creating account and paying
  • App appears free but charges monthly fee
  • App forces user to open app instead of browser

Requested features

5 requests
  • Instructions on how to edit phone number
  • Ability to cancel subscription in app/website
  • Improve app speed and performance
  • Fix missed call notifications
  • Add live rep option at a lower fee

Ringblaze

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Second Phone Line Ninja Number

Subscriptions1
  • Flex Plan$9.991 Month
One-time3
  • Ninja Agent VIP Transaction$2.99
  • 5 Ninja Agent VIP Transaction$14.99
  • 10 Ninja Agent VIP Transaction$28.99
None

Ringblaze

No in-app purchases

Questions

Is Second Phone Line Ninja Number free?
Second Phone Line Ninja Number is free to download, with in-app purchases available.
Is Ringblaze free?
Ringblaze is free to download, with no in-app purchases.
Which has better reviews, Second Phone Line Ninja Number or Ringblaze?
Second Phone Line Ninja Number is rated higher. Second Phone Line Ninja Number averages 4.0 out of 5 from 169 ratings, while Ringblaze averages 3.3 from 23 ratings.
Do Second Phone Line Ninja Number or Ringblaze have ads?
Neither Second Phone Line Ninja Number nor Ringblaze shows ads.
Which is updated more often, Second Phone Line Ninja Number or Ringblaze?
Second Phone Line Ninja Number ships an update every 3 weeks, and Ringblaze monthly. Most recently, Second Phone Line Ninja Number was updated on September 26, 2026 and Ringblaze on September 20, 2026.

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