Comparison

Spam Call Blocker vs OpenSpam

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

Head to head
About

Spam Call Blocker

This app helps you avoid unwanted calls from telemarketers, scammers, and robocallers. It identifies unknown callers and allows you to block them, saving you time and frustration. Access an extensive database of verified spam numbers and look up unfamiliar numbers before you dial.

Highlights
  • Verified spam number database
  • Daily database updates
  • Phone number lookup
  • Caller-ID identification
  • Block telemarketers and robocalls
  • Save time and nerves
Features
Read full description

Stop spam calls before they waste your time. Spam Call Blocker checks incoming calls against a spam number database that is updated every day and either blocks robocalls, scam calls and telemarketers automatically or shows a spam warning on the call screen, so you know what is calling before you answer. Got a missed call from an unknown number? Look it up in the app to see whether it is a known spam, scam or robocall number before you call back. BLOCK SPAM CALLS AUTOMATICALLY • Robocalls, scam calls, telemarketers and other unwanted calls from a daily-updated spam database • Works quietly in the background through the iPhone call blocking and identification settings CALLER ID SPAM WARNINGS • Prefer to decide yourself? Switch to identification mode: suspicious calls ring through with a spam label on the call screen • The label shows the type of call: spam, telemarketing, scam, robocall, debt collector or survey PHONE NUMBER LOOKUP • Check any unknown number: is it spam, a scam or a robocall? • Works for phone numbers from all countries YOUR OWN BLOCKLIST • Add any number you never want to hear from again Spam Call Blocker does not show the caller's name: iOS lets call blocking apps add only a spam label. SUBSCRIPTION Spam Call Blocker Premium is an auto-renewing subscription. Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. You can manage the subscription and turn off auto-renewal in your Apple Account settings after purchase. When you cancel, the subscription stays active until the end of the paid period. Privacy Policy: https://legal.apptoro.support/hc/en-us/articles/4417734751377 Terms of Use: https://legal.apptoro.support/hc/en-us/articles/4417700529553

About

OpenSpam

This app identifies and blocks unwanted calls using a community-powered database and a risk score algorithm. It offers customizable blocking levels and ensures user privacy by not collecting personal data or accessing contacts for commercial purposes.

Highlights
  • Instant call identification
  • Customizable blocking levels
  • Community reporting
  • Built-in search for suspicious numbers
  • Allowlist for trusted numbers
  • Ad-free experience
Read full description

Reclaim your peace of mind with the official OpenSpam.es app. OpenSpam is the ultimate solution to identify and block unwanted calls. Born from the collective frustration with telephone harassment, we have created a 100% free, transparent, and ethical tool. No ads, no hidden purchases, and most importantly, no selling your data. TOTAL TRANSPARENCY AND PRIVACY Unlike other apps, OpenSpam doesn’t need to know who you are or access your contacts for commercial purposes. Guaranteed Privacy: We do not collect personal data. Your reports are anonymous. Ad-free: A clean interface, designed solely to protect you. Proprietary Database: We do not rely on third parties. We use the public and documented OpenSpam.es API, powered by an active community. INTELLIGENT AND SECURE PROTECTION Our reputation algorithm analyzes reports and search trends to assign a "Risk Score" to every unknown number. Blocking Levels: You are in control. Choose between Mild, Balanced, or Aggressive protection according to your needs. Safety for your Contacts: OpenSpam is safe. We will never block a number saved in your contacts or one you have recently interacted with; we will simply alert you if it has negative reports. Silent Updates: The database updates automatically in the background. We will only send notifications if it is truly important. No disturbances. KEY FEATURES: Instant Identification: Know who is calling before you pick up. Detect Spam, Fraud, or aggressive Telemarketing. Built-in Search: Got a suspicious missed call? Check it in the app before calling back. Community Reporting: Help others by reporting toxic numbers. When one person reports, we all benefit. Allowlist: Easily manage your exceptions and trusted numbers. JOIN THE RESISTANCE AGAINST SPAM OpenSpam is a project created by users, for users. We believe peace of mind shouldn't come with a price tag or cost you your privacy. Download OpenSpam today and say goodbye to interruptions. Free. Secure. For everyone.

Screenshots

Spam Call Blocker4 screens
OpenSpam4 screens

Verdict

The call

The clearest difference is in-app purchases: OpenSpam at none against Spam Call Blocker's 14. OpenSpam also leads on ads (none vs shown). Spam Call Blocker's advantage is ratings volume (572 vs 10) and device support (3 vs 1). On price, rating, review sentiment and update cadence 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. Spam Call Blocker sells 11 in-app purchases, starting at $1.99 per month. OpenSpam asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 3.9 for Spam Call Blocker against 3.9 for OpenSpam. That said, the two scores are not equally well evidenced: Spam Call Blocker has 572 ratings behind it against 10, so its average is the more settled of the two. Written reviews are what separate them: 19% of Spam Call Blocker's written reviews are positive against 25% of OpenSpam's.

UpkeepUpdate frequency

Spam Call Blocker ships an update monthly, OpenSpam every 3 weeks. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

Scorecard6 real differences · 4 level
Spam Call Blocker versus OpenSpam: the parameters behind the verdict, then further details
ParameterSpam Call BlockerOpenSpam
PriceFreeFree
Rating3.9 (572 ratings)3.9 (10 ratings) — better
Positive reviews18.6% of reviews25.0% of reviews — better
Number of ratings572 — better10
Update frequencyMonthlyEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.6
Further details — not scored
Size59 MB19 MB
Age rating4+4+
DeveloperApp ToroJoaquin Garcia

Customer experience

Spam Call Blocker

All ratings574 ratings
Positive70.0%
Neutral5.9%
Negative24.0%
Written reviews129 reviews
Positive18.6%
Neutral7.8%
Negative73.6%

OpenSpam

All ratings10 ratings
Positive70.0%
Neutral10.0%
Negative20.0%
Written reviews4 reviews
Positive25.0%
Neutral25.0%
Negative50.0%

Bugs and requests

Spam Call Blocker

Reported bugs

3 issues
  • App crashes on launch
  • Unable to restore lifetime purchases
  • Database update fails to complete

Requested features

3 requests
  • Allow auto-unblock of contacts
  • Improve database update process
  • Provide trial period before purchase

OpenSpam

Not enough reviews yet to summarise bugs or requests.

In-app purchases

11 purchases

Spam Call Blocker

Subscriptions9
  • Call Blocker Premium2 variants$1.991 Month
  • Call Blocker Premium$2.491 Month
  • Call Blocker Premium$2.991 Month
Show 6 more
  • Call Blocker Premium$4.991 Month
  • Call Blocker Premium7 Days trial$14.991 Year
  • Call Blocker Premium2 variants$19.991 Year
  • Call Blocker Premium7 Days trial$19.991 Year
  • Call Blocker Premium$24.991 Year
  • Call Blocker Premium$29.991 Year
One-time2
  • Call Blocker Premium$39.99
  • Call Blocker Premium2 variants$49.99
None

OpenSpam

No in-app purchases

Questions

Is Spam Call Blocker free?
Spam Call Blocker is free to download, with in-app purchases available.
Is OpenSpam free?
OpenSpam is free to download, with no in-app purchases.
Which has better reviews, Spam Call Blocker or OpenSpam?
OpenSpam is rated higher. Spam Call Blocker averages 3.9 out of 5 from 572 ratings, while OpenSpam averages 3.9 from 10 ratings.
Do Spam Call Blocker or OpenSpam have ads?
Spam Call Blocker shows ads; OpenSpam does not.
Which is updated more often, Spam Call Blocker or OpenSpam?
Spam Call Blocker ships an update monthly, and OpenSpam every 3 weeks. Most recently, Spam Call Blocker was updated on October 29, 2026 and OpenSpam on October 25, 2026.

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