Comparison

Reverd scam call stopper vs OpenSpam

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

Head to head
About

Reverd scam call stopper

Automatically identify and flag unwanted calls with a special ringtone. Calls are not blocked, allowing you to decide whether to answer. Frequent updates with community-reported numbers enhance protection against spam and harassment.

Highlights
  • Automatic unwanted call detection
  • Special ringtone for spam calls
  • Community-reported number updates
  • Manual number blocking
  • Report numbers to community
  • Ad-free and lightweight
Read full description

Automatically detect unwanted calls. Spam or harassing unwanted calls are marked with a special ringtone. Calls are not blocked and you decide to accept the call or not. Frequent updates with new harassing phone numbers from the community complaints are provided. The Reverd app automatically detects unwanted incoming calls for you so you are aware. It uses persistent identifiers (random string) that do not correlate personal data. Reverd App: - Ad-free - Efficient - User friendly - Multilingual - Lightweight application - Easy on resources and battery - Easy setup with minimal user input - Working seamlessly in the background Easy to use: - No activation needed - No location needed - No root access needed - Does not compromise privacy - Does not mess with your contacts Features include: - Automatically detects unwanted incoming calls - Automatic updates of community reported phone numbers (by subscription) - Manually add a phone number to your own unwanted calls list - Report phone numbers to the community complaints to protect other members - Move phone numbers between your lists at your discretion Get in control of your phone and your phone bill. Visit the Reverd App help page: https://reverd.com/app/iphone-app-help Getting started Assign a special ringtone and set vibration to None to Reverd contact as below: Use your computer to sync our free special ringtone in iTunes (recommended). Find the free Reverd special ringtone from the iTunes File Sharing folder next to the Reverd app. Download it to your Mac or PC. Double click or copy it to the iTunes Tones library. Connect your iPhone to your computer and sync. Assign a special ringtone to your Reverd contact. Set vibration to None for your Reverd contact. Alternatively you can use any ringtone from iTunes. Upon installation you will receive a complementary community complaints database containing thousands of reported numbers which may take a few moments to download. Although our free application is fully functional we recommend that you subscribe for our updates of the community complaints. Our updates contain the latest reported harassing phone numbers providing you with better protection against the newest spam. We want to hear from you. If you have an idea for improvement please let us know. Negative reviews do not help. Instead drop us a line. Send us feedback. We will listen to you.

About

OpenSpam

Identify and block unwanted calls with this free, ad-free tool. It uses a community-powered database and a reputation algorithm to assign a risk score to unknown numbers, offering customizable blocking levels for enhanced peace of mind.

Highlights
  • Instant call identification
  • Community reporting
  • Customizable blocking levels
  • Built-in search for suspicious numbers
  • Allowlist for trusted numbers
  • Ad-free and privacy-focused
Features
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

Reverd scam call stopper2 screens
OpenSpam4 screens

Verdict

The call

The clearest difference is in-app purchases: OpenSpam at none against Reverd scam call stopper's 3. OpenSpam also leads on update cadence (every 3 weeks vs every 6 months). Reverd scam call stopper's advantage is review sentiment (59% vs 25%) and rating (4.3 vs 4.0). On price, 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. Reverd scam call stopper sells 3 one-off in-app purchases. OpenSpam asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Reverd scam call stopper holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: Reverd scam call stopper has 82 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 59% of Reverd scam call stopper's written reviews are positive against 25% of OpenSpam's.

UpkeepUpdate frequency

Reverd scam call stopper ships an update every 6 months, OpenSpam every 3 weeks. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

Scorecard7 real differences · 3 level
Reverd scam call stopper versus OpenSpam: the parameters behind the verdict, then further details
ParameterReverd scam call stopperOpenSpam
PriceFreeFree
Rating4.3 (82 ratings) — better4.0 (11 ratings)
Positive reviews58.7% of reviews — better25.0% of reviews
Number of ratings82 — better11
Update frequencyEvery 6 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPod — betteriPhone
Requires iOS8.0 — better17.6
Further details — not scored
Size5 MB20 MB
Age rating4+4+
DeveloperReverd LLCJoaquin Garcia

Customer experience

Reverd scam call stopper

All ratings81 ratings
Positive84.0%
Neutral3.7%
Negative12.3%
Written reviews46 reviews
Positive58.7%
Neutral4.3%
Negative37.0%

OpenSpam

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

In-app purchases

3 purchases

Reverd scam call stopper

One-time3
  • “One month subscription to Community blacklist updates"$0.99
  • "Six months subscription to Community blacklist updates"$4.99
  • "One year subscription to Community blacklist updates"$9.99
None

OpenSpam

No in-app purchases

Questions

Is Reverd scam call stopper free?
Reverd scam call stopper 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, Reverd scam call stopper or OpenSpam?
Reverd scam call stopper is rated higher. Reverd scam call stopper averages 4.3 out of 5 from 82 ratings, while OpenSpam averages 4.0 from 11 ratings.
Do Reverd scam call stopper or OpenSpam have ads?
Neither Reverd scam call stopper nor OpenSpam shows ads.
Which is updated more often, Reverd scam call stopper or OpenSpam?
Reverd scam call stopper ships an update every 6 months, and OpenSpam every 3 weeks. Most recently, Reverd scam call stopper was updated on November 6, 2026 and OpenSpam on November 5, 2026.

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