AR Ruler: Measuring tape ruler icon
Battery Clock: Remaining Time icon
Call Ranger: Mass Call Blocker icon
+7

Konstantinos Papadakis

For iPhone and iPad users seeking functional, privacy-conscious, and efficient tools for system management and daily tasks.

10apps4.2(7.7K) Multi-theme

Snapshot

Who is Konstantinos Papadakis?

Providing utility-focused iOS tools for device management and productivity. Enhancing user experience through native, clean-design applications.

Target audience

IPhoneIPad users seeking functionalPrivacy-conscious

Active nemesis

Testut Tech

Other rivals

Portfolio

Free 6
10
apps
Utilities7
Entertainment1
Games1
Photo & Video1

Last updated

Battery Clock: Remaining Time

v1.3.2 free

3.1y ago

Intense

Publisher DNA

What defines Konstantinos Papadakis?

Publisher DNA

Primary focus

Utility and productivity tools for iOS

Scale

indie

Target audience

iPhone and iPad users seeking functional, privacy-conscious, and efficient tools for system management and daily tasks.

Signature Patterns

  • •Strong focus on native iOS utility and productivity tools
  • •Consistent use of free-to-use pricing models
  • •Emphasis on clean, minimalist UI design
  • •Integration with Apple-specific frameworks like ARKit
  • •Privacy-first approach to data processing
Intense

Portfolio momentum

Released 27 updates across 10 apps in the last 6 months, indicating a highly active development cycle.

Last release 19d agoActive apps 10

Portfolio

What does Konstantinos Papadakis ship?

Apps

10 apps analysed

Battery Clock: Remaining Time icon
Battery Clock: Remaining Time

Highly customizable home screen widget with battery level and clock.

4.1(4.1K)
Call Ranger: Mass Call Blocker icon
Call Ranger: Mass Call Blocker

An effective app to block spam, unwanted and robocalls.

3.6(533)

On-device processing ensures privacy-conscious user retention

  • Granular blocking of entire area codes provides relief from persistent robocall harassment
  • Failure to block text messages causes frustration for users seeking comprehensive spam filtering

Distributed across 10 markets, strongest in Europe.

Based on 3 of 10 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (3)

  • United States3 / 3
  • Mexico2 / 3
  • Brazil1 / 3

Europe (5)

  • France2 / 3
  • Germany2 / 3
  • Italy2 / 3
  • Spain2 / 3
  • Portugal1 / 3

Asia-Pacific (2)

  • Japan1 / 3
  • South Korea1 / 3

Core markets (3/3 apps)

United States

User Sentiment

How do users feel about their apps?

0

Positive apps

1

Neutral / mixed

0

Negative apps

45/100

Avg sentiment score

Rivals

Who does Konstantinos Papadakis compete with?

The rivals identified

Nemeses(2)

Testut Tech

known forDelta - Game Emulator

1 app4.8Entertainment

Delta is the dominant market leader in the iOS emulation space, commanding a massive user base and established brand presence that dwarfs all other competitors.

True Software Scandinavia AB

known forTruecaller: Premium Caller ID

1 app4.5Utilities

Both apps target the spam call blocking utility market, with Truecaller's subscription-based AI screening directly challenging Call Ranger's manual, one-time purchase privacy model.

Contenders(10)

Call Control

known forCall Control: #1 Call Blocker

1 app4.5Utilities

Both apps compete for the same utility market segment by providing tools to mitigate robocalls and telemarketer harassment on mobile devices.

Hiya

known forHiya: Spam Blocker & Caller ID

2 apps4.6Utilities

Both apps compete in the spam call blocking utility market, with Hiya providing automated database-driven identification while Call Ranger relies on manual user-configured wildcard patterns.

Michael Descy

known forSimple Call Blocker

1 app4.2Utilities

Users report: Both apps target privacy-conscious users seeking manual control over call blocking without cloud-based data harvesting, creating direct competition for the same user segment.

Mosaic S.r.l.

known forRobokiller: Spam Call Blocker

2 apps4.5Utilities

Users report: Both apps compete for the spam call blocking utility, but Robokiller uses automated audio fingerprinting to capture users who prefer hands-off protection over Call Ranger's manual wildcard configuration.

Orave Technologies

known forCall Protect: Robocall Blocker

1 app4.5Utilities

Both apps target the same audience seeking to mitigate robocalls and telemarketing interference, competing directly for the same utility-focused user base.

Plekmin Trade, S.L.

known forSpamSafe: Spam Call Blocker

1 app4.5Utilities

Both apps target mobile users seeking to reduce robocall and telemarketer interruptions, competing directly for the same privacy-conscious audience despite divergent monetization models.

tv remote screen mirroring

known forCall ID - Call Blocker

1 app4.4Utilities

Both apps target iPhone users seeking to mitigate spam calls and telemarketing interruptions, creating direct competition for the same privacy-conscious user base.

UnknownPhone.com

known forCall Blocker

1 app4.3Utilities

Both apps compete for the same audience seeking spam call protection, but they diverge on monetization models and blocking methodology: manual wildcard patterns versus a community-driven database.

Verizon Wireless

known forVerizon Call Filter

1 app4.7Utilities

Both apps target the same audience seeking to reduce robocall harassment, but they compete through fundamentally different delivery mechanisms: on-device wildcard pattern matching versus carrier-side network integration.

YouMail

known forYouMail: Block Spam on iPhone

1 app4.7Utilities

Users report: Both apps compete for the spam call blocking market, but YouMail captures users through a massive spam database while Call Ranger relies on manual pattern matching.

Same space(16)

Ad Hoc Labs

known forBurner: Second Phone Number

2 apps4.7Utilities

Offers a privacy-focused alternative to Call Ranger by providing temporary numbers for online transactions.

ALBERT PAMIES PARES

known forBlock-Spam: Call Blocker

1 app3.5Utilities

Provides a privacy-first alternative to Call Ranger by using on-device CallKit integration for spam filtering.

Amazing Hat

known forSpam Call Blocker - Protect

1 app4.3Utilities

Provides caller identification and spam blocking, serving as a direct alternative for users seeking automated protection.

Andre Marinho

known forAdBlocker - Block & Remove Ads

1 app4.5Utilities

Serves the same utility-seeking audience by focusing on browser-based ad removal rather than call blocking.

Block Apps

known forGhost - Second Phone Number

1 app4.6Utilities

Provides virtual numbers for privacy, serving as an adjacent tool for users who need to hide their primary identity.

BPMobile

known forSecond Phone Number - 2Number

1 app4.5Utilities

Provides virtual numbers for privacy, acting as an adjacent utility for users who want to avoid sharing their primary line.

GM UniverseApps

known forCleaner Guru: Clean Up Storage

1 app4.5Utilities

Targets storage management rather than call blocking, serving the same utility-seeking audience through a subscription-based model.

Michal Indra

known forSMS SPAM Filter

1 app3.8Utilities

Functions as a messaging utility that organizes and filters unwanted SMS traffic for mobile users.

Mikhail Panfilov

known forFilter: spam & junk block

1 app4.2Utilities

Offers SMS filtering as an adjacent utility for users managing unsolicited message clutter.

Oleksandr Boiko

known forSpam Call and Text Blocker

1 app4.6Utilities

Targets the same spam-blocking audience by providing on-device text filtering without external data leakage.

Redwerk OU

known forSpamHound SMS Spam Filter

1 app4.2Utilities

Offers SMS filtering capabilities that complement Call Ranger's focus on call blocking.

Ron Digital

known forSMS Spam Filter

1 app3.0Utilities

Targets the same SMS-blocking audience as Call Ranger but relies on manual keyword entry.

Shesek

known forRobocall Blocker - Roblock

1 app4.4Utilities

Targets the same spam-blocking market as Call Ranger but relies on a community-verified database.

Stephen Kuyper

known forCallerID: True Number Search

1 app4.2Utilities

Competes in the caller identification space by offering reverse lookup and spam blocking tools.

Telephone Science

known forNomorobo - Robocall Blocker

1 app4.5Utilities

Addresses the same spam-blocking need as Call Ranger but utilizes a massive database of 10 million numbers.

Zebra Rodeo

known forProvenance: Antique Identifier

1 app4.5Entertainment

While listed in the same category, this app serves a completely different utility function unrelated to game emulation.

New entrants(1)

丽佳 施

known forTextShield: SMS Spam Filter

1 app0.0Utilities

Provides SMS spam filtering as an adjacent utility for users seeking on-device privacy.

The Analyst's Read

The bottom line on Konstantinos Papadakis

Bottom line

The publisher is a disciplined indie developer with a clear focus on high-utility iOS tools that leverage native platform capabilities. Their consistent update cadence and focus on specific user needs demonstrate a sustainable product-market fit within the utility category.

Frequently asked questions

How many apps does Konstantinos Papadakis publish?
Konstantinos Papadakis has 10 apps tracked by Marlvel, primarily in the Utilities category.
What kind of apps does Konstantinos Papadakis make?
Konstantinos Papadakis's portfolio is concentrated in Utilities and Entertainment, with an average rating of 4.2/5 across rated apps.
What is Konstantinos Papadakis's top app?
By review volume across the portfolio, Battery Clock: Remaining Time is Konstantinos Papadakis's best-known app tracked by Marlvel.
In how many countries are Konstantinos Papadakis's apps available?
Marlvel has tracked Konstantinos Papadakis's apps across 10 countries.

What fed this analysis

Apps analyzed:
10
With full intel:
0
With overview:
10
Website scraped:
yes
Social presence:
no

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Konstantinos Papadakis, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Konstantinos Papadakis intelligence.” Updated 2026-05-07. https://marlvel.ai/publishers/konstantinos-papadakis

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Data licensed under CC-BY-NC 4.0