Best Is it Prime? alternatives: apps like Is it Prime?

10+ similar apps compared and reviewed

4.4 avg rating
9 free apps
Updated November 2026

Looking for something like Is it Prime?? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Is it Prime?

Kalc#2

Kalc by YUTA OKAJIMA

Quick Calc for Daily Use
Strong Contender
🔧 Utilities
4.7(3 ratings)
Free
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This utility app offers a unit converter, calculator, and world clock. Its user-friendly interface is designed for quick access to everyday calculations and conversions.

More apps like Is it Prime?

4
Voice-calculator
Voice-calculator
Voice-calculator
by Hideaki Uchikoshi
Free
🔧 Utilities
(0)
5
Color-Selector
Color-Selector
Color-Selector
Pick a color
Free

Easily pick, save, and edit colors for all your creative projects. Store your favorite hues and access them quickly. Includes a widget for random color generation.

Save colorsEdit colorsCopy saved colors
🔧 Utilities
(4)
free with in-app purchases
6
Mininigma: Enigma Simulator
Mininigma: Enigma Simulator
Mininigma: Enigma Simulator
Enigma machine simulator
$1.99

This app simulates the historical Enigma cipher machine used during WWII. It allows users to encrypt and decrypt messages, generate machine configurations from keywords, and accurately models various Enigma machine types. Interact with other applications through copy/paste functionality.

Enigma machine simulationMessage encryption and decryptionKeyword-based configuration generation
🔧 Utilities
(30)
free
7
Digital Clock - Advance Time
Digital Clock - Advance Time
Digital Clock - Advance Time
Widget, Customize Your Time
Free

This app offers a clean and customizable digital clock experience with large digits and a sleek interface. Personalize themes, colors, and fonts, and utilize a home screen widget for quick time checks. It also features a unique ability to advance the displayed time to help manage your schedule.

Clean digital clock interfaceCustomizable themes and colorsLarge, easy-to-read digits
🔧 Utilities
(6)
free
8
Wi-Fi Deadspot
Wi-Fi Deadspot
Wi-Fi Deadspot
by Veloxity, Inc.
Free

Diagnose and understand your Wi-Fi performance issues. Identify dead spots, analyze your ISP and content provider response times, and test speeds to specific servers.

Identify Wi-Fi dead spotsAnalyze ISP response timesTest content provider speeds
🔧 Utilities
(9)
free
9
NYC Block Check
NYC Block Check
NYC Block Check
Parking, Transit & Local Data
Free

Access real-time New York City data on crime, parking, violations, and local government activity. Explore interactive maps and receive smart notifications about neighborhood changes. Get detailed reports for any address to understand your block better.

Live NYC map with 9 data layersAddress reports with crime trends and violationsSmart notifications for neighborhood activity
🔧 Utilities
(28)
free with in-app purchases
10
Samurai Search: text or PDF
Samurai Search: text or PDF
Samurai Search: text or PDF
iCloud sync, Search, Preview
Free

Efficiently search text and PDF files across your device, iCloud, and external storage. Preview matched files or open them in other applications. Supports advanced search options like regular expressions.

Search text and PDF filesiCloud and external storage supportFile preview
🔧 Utilities
(25)
free