Comparison

Numlab vs WhenLog

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

Head to head
About

Numlab

Identify unknown callers and block spam with this phone number lookup tool. Access a constantly updated database of scam numbers and create your own blacklist for enhanced call protection. Get insights into who is calling before you answer.

Highlights
  • Identify unknown callers
  • Block spam and scam callers
  • Updated scam number database
  • Create custom blacklists
  • Call protection features
  • Unlimited inquiries (premium)
Features
Read full description

With NUMLAB You can find out who calls from numbers you don't know. Phone number lookup feature gives you valuable insight into who’s calling, is it safe to pick up or is it a scam artist. Have you got a call from an unknown number? Before calling back, find out who the caller is quickly. Features of Numlab Premium; Unlimited phone number inquiry Block spam callers and scam blocker Constantly updated database of scam numbers Create your own blacklist Call protection Download Number Finder for free and make unlimited inquires. Start your subscription to access all features and to make unlimited queries. or purchase from query packages. About Subscriptions Here are details on our subscription offer: Premium subscription comes with a 3 days free trial and renews automatically to a paid plan. The following subscription options are available: Monthly at $29.99 and A Weekly at $7.99. Prices may vary by location. Subscription with a free trial period will automatically renew to a paid subscription unless auto-renewal is turned off. 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 prior to the end of the current period. Subscriptions may be managed and auto-renewal may be turned off by going to the your phone's Account Settings after purchase. Any unused portion of a free trial period, will be forfeited when the user purchases another subscription.
 • Privacy Policy : https://numlabapp.com/privacy.html • Terms Of Use : https://numlabapp.com/eula.html Please share your feedback and suggestions with us : support@numlabapp.com

About

WhenLog

Monitor your online and offline time with this app. It tracks your usage patterns, providing detailed analysis and charts to help you understand how you spend your time online. Get insights into your digital habits and manage your time more effectively.

Highlights
  • Track online/offline status
  • Monitor multiple numbers
  • Analyze usage hours and durations
  • Advanced charts and graphs
  • 24/7 customer support
Features
Read full description

Do you know how much time you spend online ? Do you know what time of the day you are online or offline ? How efficiently can you use your time ? Track the online status of your number with WhenLog. If you have more than one number you can add them too. Track the hours and durations of being online and offline. Find out and analyze your online status with advanced charts. Get support from our 24/7 customer service when you have a problem. Please, contact us via e-mail address for your questions and suggestions. E-Mail: support@whatlogapp.com Privacy Policy: whatlogapp.com/PrivacyPolicy.html Terms of Use: whatlogapp.com/TermsOfUse.html

Screenshots

Numlab4 screens
WhenLog3 screens

Verdict

The call

The clearest difference is rating: WhenLog at 4.1 against Numlab's 2.0. WhenLog also leads on ratings volume (2.5K vs 23) and update cadence (every 2 weeks vs monthly). Numlab's advantage is iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and monetization model 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. Numlab sells 7 in-app purchases, starting at $7.99 per 7 days and WhenLog sells 11 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

WhenLog holds the better App Store score, 4.1 against 2.0. That said, the two scores are not equally well evidenced: WhenLog has 2.5K ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 0% of Numlab's written reviews are positive against 14% of WhenLog's.

UpkeepUpdate frequency

Numlab ships an update monthly, WhenLog every 2 weeks. The most recent releases landed on June 5, 2026 and September 22, 2026 respectively.

Scorecard5 real differences · 5 level
Numlab versus WhenLog: the parameters behind the verdict, then further details
ParameterNumlabWhenLog
PriceFreeFree
Rating2.0 (23 ratings)4.1 (2.5K ratings) — better
Positive reviews0.0% of reviews13.5% of reviews — better
Number of ratings232.5K — better
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS11.0 — better15.1
Further details — not scored
Size39 MB27 MB
Age rating4+4+
DeveloperAppvas Consulting LtdAlper Sahin

Customer experience

Numlab

All ratings23 ratings
Positive21.7%
Neutral4.3%
Negative73.9%
Written reviews11 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

WhenLog

All ratings2,458 ratings
Positive76.7%
Neutral3.0%
Negative20.3%
Written reviews598 reviews
Positive13.5%
Neutral3.0%
Negative83.4%

Bugs and requests

Numlab

Not enough reviews yet to summarise bugs or requests.

WhenLog

Reported bugs

3 issues
  • App crashes or freezes
  • Inconsistent tracking and monitoring functionality
  • Subscription issues and billing problems

Requested features

3 requests
  • Improved notification system
  • More detailed reporting and analytics
  • Compatibility with a wider range of devices

In-app purchases

7 purchases

Numlab

Subscriptions2
  • Weekly Premium$7.997 Days
  • Monthly Premium3 Days trial$29.991 Month
One-time5
  • 100 Diamond$29.99
  • 250 Diamond$39.99
  • 500 Diamond$49.99
Show 2 more
  • 1000 Diamond$59.99
  • 3000 Diamond$89.99
11 purchases

WhenLog

Subscriptions11
  • Weekly Subscription$1.997 Days
  • Weekly Subscription 2$2.997 Days
  • Weekly Subscription 1$3.497 Days
Show 8 more
  • Weekly Subscription 3$3.997 Days
  • Monthly Subscription$5.991 Month
  • Weekly Subscription 5$5.997 Days
  • Monthly Subscription 2$8.991 Month
  • Monthly Subscription 1$11.991 Month
  • 3 Monthly Subscription$13.993 Months
  • VIP Monthly Subscription 1$21.991 Month
  • Three Monthly Subscription 2$23.993 Months

Questions

Is Numlab free?
Numlab is free to download, with in-app purchases available.
Is WhenLog free?
WhenLog is free to download, with in-app purchases available.
Which has better reviews, Numlab or WhenLog?
WhenLog is rated higher. Numlab averages 2.0 out of 5 from 23 ratings, while WhenLog averages 4.1 from 2.5K ratings.
Do Numlab or WhenLog have ads?
Neither Numlab nor WhenLog shows ads.
Which is updated more often, Numlab or WhenLog?
Numlab ships an update monthly, and WhenLog every 2 weeks. Most recently, Numlab was updated on June 5, 2026 and WhenLog on September 22, 2026.

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