Comparison

Flash Number vs Second Number ®

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

Head to head
About

Flash Number

Create disposable phone numbers to protect your personal number for business, online sales, or dating. Enjoy secure, encrypted communication with features like call rerouting, texting with images, and voicemail. Offers a free trial with flexible subscription and credit plans.

Highlights
  • Disposable phone numbers
  • Call rerouting
  • Texting with images
  • Voicemail support
  • Block/unblock numbers
  • Flexible notification control
Features
Read full description

Do you want to have an alternative to protect your personal phone number? Would you like to have a business that needs multiple phone numbers to work with? Then, Flash Number is here for you.  You may create one or multiple disposable phone numbers for business, dating, or buying and selling items on second-hand marketplaces like Craigslist, Offerup, Letgo, and Facebook Marketplace. Unlike other apps that use fake numbers with spamming calls, showing you ads and selling your data, we treat your privacy and security as our #1 priority. All texts are encrypted and secured on the server-side. The numbers may be deleted at any time.   Flash Number starts with a free-to-use number for 7 days. After that, you may continue to use the number by choosing a plan that suits you. You may also purchase multiple numbers at the same time.   FEATURES Flash Number is a fully-featured second phone number app the followings: • Incoming calls to Flash Number is rerouted to your cell phone without exposing your real personal number. • Sending and receiving texts with images. • Voicemail support. • Block & unblock incoming numbers. • Mute and unmute. When the Flash number is muted, it no longer rings. • Flexible notification control for incoming text and phone numbers. • Recycle the number at any time.   PLANS There are two types of plans, Credits and Subscriptions. Both have an unlimited number of texts and calls. The Credit plan has an expiration time while the Subscription plan does not as long it is active. Subscriptions automatically billed monthly or annually to your iTunes Account and auto-renew, unless you turn off auto-renew at least 24-hours before the end of the current period.  Payment will be charged to iTunes Account at confirmation of purchase. Here are the variations: • Monthly Subscription - $4.49/month • Yearly Subscription - $47.99/year (Huge discount with original price $59.88) • Credit - $4.99 for 30 days. The number will be recycled if it is not manually renewed.     IMPORTANT INFORMATION: Not for 911 emergency services. May not work with SMS shortcode services. Works in the US and Canada only.   Terms & Conditions: http://www.flashnumberapp.com/terms-conditions.html Privacy Policy: http://www.flashnumberapp.com/privacy-policy.html COPYRIGHT © 2020 Lubap LLC. All rights reserved. The Flash Number name, associated trademarks, and logos are trademarks of Lubap LLC or related entities.

About

Second Number ®

Obtain a secondary phone number for calls and texts without needing a new SIM card. This app helps separate personal and work communications with low-cost international calling and SMS features. Manage contacts and records easily.

Highlights
  • Obtain a secondary phone number
  • Distinguish work and personal life
  • Low-cost calls and texts
  • International call support
  • Sync phone contacts
  • Manage call and SMS records
Features
Read full description

Don't want your private number to be leaked? You need the second number to distinguish between work and personal life. No need to purchase additional SIM cards and dual-SIM phones, Text+Call can easily provide you with a second number. As long as there is a network, the second number can be used to make calls and send text messages at a low cost to replace the role of the real number. Features: -Batch numbers are available for selection, easy to get the second number. -Cheaper phone and text message charges. -Can Sync phone contacts for fast communication. -Easily manage call and SMS records. -The second number supports international calls. Quickly download Text+Call, you can enjoy your private number without being disturbed, and work and life are completely separated. About subscriptions: – Payment will be charged to iTunes Account at confirmation of purchase. – Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. – Account will be charged for renewal within 24-hours before the end of the current period, and identify the cost of the renewal. – Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. – Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. * Terms of Use: https://secondnumber.touchremix.com/terms * Privacy Policy: https://secondnumber.touchremix.com/privacy * Support: https://secondnumber.touchremix.com/support

Screenshots

Flash Number4 screens
Second Number ®4 screens

Verdict

The call

The clearest difference is rating: Flash Number at 4.1 against Second Number ®'s 3.4. Flash Number also leads on review sentiment (51% vs 25%) and ratings volume (173 vs 17). On price, update cadence, ads and in-app purchases 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. Flash Number sells 4 in-app purchases, starting at $4.49 per month and Second Number ® sells 7 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Flash Number holds the better App Store score, 4.1 against 3.4. That said, the two scores are not equally well evidenced: Flash Number has 173 ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 51% of Flash Number's written reviews are positive against 25% of Second Number ®'s.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Flash Number versus Second Number ®: the parameters behind the verdict, then further details
ParameterFlash NumberSecond Number ®
PriceFreeFree
Rating4.1 (173 ratings) — better3.4 (17 ratings)
Positive reviews51.4% of reviews — better25.0% of reviews
Number of ratings173 — better17
Update frequencyEvery 3 monthsEvery 3 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS10.3 — better12.0
Further details — not scored
Size69 MB91 MB
Age rating4+17+
DeveloperPATRICKGOLD MICROFINANCE BANK LIMITEDTouchRemix Limited

Customer experience

Flash Number

All ratings180 ratings
Positive78.9%
Neutral2.8%
Negative18.3%
Written reviews74 reviews
Positive51.4%
Neutral4.1%
Negative44.6%

Second Number ®

All ratings17 ratings
Positive58.8%
Neutral5.9%
Negative35.3%
Written reviews4 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

Bugs and requests

Flash Number

Reported bugs

12 issues
  • App crashes immediately upon launch
  • Outgoing calls non-functional despite incoming calls working
  • Request failed with status code 429 errors
  • Cannot create account or number despite valid phone number
  • Login failures after app reinstallation
Show 7 more
  • Call disconnections and dropped calls mid-conversation
  • Missing or non-functional notifications for texts and calls
  • Texts not sending despite appearing to be composed
  • Service stops working after iOS updates
  • Subscription expires unexpectedly without user cancellation
  • Cannot receive videos from contacts
  • Accepts non-10-digit phone numbers causing issues

Requested features

5 requests
  • Extended trial period before requiring payment
  • Points or rewards system for service usage
  • Video message support
  • Improved notification system for incoming messages
  • Better compatibility with latest iOS versions

Second Number ®

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Flash Number

Subscriptions3
  • Unlimited calls & SMS3 variants$4.491 Month
  • Unlimited calls & SMS$4.991 Month
  • Unlimited calls & SMS4 variants$47.991 Year
One-time1
  • Unlimited calls & SMS$4.99
7 purchases

Second Number ®

Subscriptions4
  • TextCall Weekly Subscription3 Days trial$6.997 Days
  • TextCall Monthly Subscription3 Days trial$12.991 Month
  • SecondNumber Premium 1-Year3 Days trial$49.991 Year
Show 1 more
  • TextCall Yearly Subscription$79.991 Year
One-time3
  • TextCall 200 credits$3.99
  • TextCall 500 credits$7.99
  • TextCall 1200 credits$16.99

Questions

Is Flash Number free?
Flash Number is free to download, with in-app purchases available.
Is Second Number ® free?
Second Number ® is free to download, with in-app purchases available.
Which has better reviews, Flash Number or Second Number ®?
Flash Number is rated higher. Flash Number averages 4.1 out of 5 from 173 ratings, while Second Number ® averages 3.4 from 17 ratings.
Do Flash Number or Second Number ® have ads?
Neither Flash Number nor Second Number ® shows ads.
Which is updated more often, Flash Number or Second Number ®?
Flash Number ships an update every 3 months, and Second Number ® every 3 months. Most recently, Flash Number was updated on October 21, 2026 and Second Number ® on October 24, 2026.

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