Best Constants.Info alternatives: apps like Constants.Info

10+ similar apps compared and reviewed

4.1 avg rating
10 free apps
Updated November 2026

Constants.Info is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
4.1(387 ratings)
Free
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KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

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Top Alternatives to Constants.Info

Iskra: AI Coach & Life RPG#1

Iskra: AI Coach & Life RPG by Ivan Byndiu

Habit Tracker & Goal Planner
Editor's Choice
📊 Productivity
5.0(3 ratings)
FreeIn-App Purchases
Iskra: AI Coach & Life RPG screenshot 1
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Transform goals into actionable weekly plans and daily quests. Gamify your personal growth by earning XP, leveling up, and tracking progress across five life areas. An optional AI coach provides context-aware guidance for blockers and next steps.

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4
SET & GO PRO
SET & GO PRO
SET & GO PRO
by Ritmo S.p.A.
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This app assists butt welders by calculating welding parameters through guided steps. It includes a functional timer for the work cycle and supports various welding standards and materials.

Guided parameter calculationWelding machine selectionStandard and material choice
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Vibe by Mistral (ex-Le Chat)
Vibe by Mistral (ex-Le Chat)
Vibe by Mistral (ex-Le Chat)
Your AI agent for daily tasks
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This AI agent helps you manage complex tasks by understanding your knowledge and tools. It can process information from various sources, analyze data, and draft content, all from your mobile device.

Integrates email, chat, and calendarConducts web and document researchAnalyzes spreadsheets for patterns
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Lebara SIM Activation
Lebara SIM Activation
Lebara SIM Activation
by Lebara Media Services
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Easily and quickly register your Lebara SIM card using your identity document and SIM card. The process takes approximately 3 minutes to complete.

Quick SIM card registrationIdentity document upload3-minute activation process
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Canary Mail – AI Email
Canary Mail – AI Email
Canary Mail – AI Email
Read Receipts, Unified Inbox
Free

Streamline your email with a unified inbox for multiple accounts. Leverage AI to draft, reply, and summarize messages, track read receipts, and organize your communications efficiently. Offers advanced security features and cross-device syncing for a seamless experience.

Unified inbox for multiple email accountsAI-powered email drafting and summarizationRead receipts and email tracking
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You.com - Enterprise grade AI
You.com - Enterprise grade AI
You.com - Enterprise grade AI
Deep research, agents, 20+LLMs
Free

This AI-powered productivity tool streamlines workflows and enhances decision-making for professionals. It combines web research with company data, offering deep insights, verifiable citations, and secure data handling. Transform raw data into actionable reports and presentations quickly.

Deep research agent (ARI)Access to 20+ LLMsUpload and analyze personal documents
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9
Kaagaz PDF Scanner & Compress
Kaagaz PDF Scanner & Compress
Kaagaz PDF Scanner & Compress
Make a PDF, Merge & Compress
Free

This app allows you to scan documents, convert images to PDF, and merge multiple files. It offers features like auto-cropping, quality enhancement filters, and PDF compression to reduce file size. Securely store and share your scanned documents.

Scan documents and images to PDFMerge multiple PDFsCompress PDF files
📊 Productivity
(23)
free with in-app purchases
10
Proton Authenticator & 2FA
Proton Authenticator & 2FA
Proton Authenticator & 2FA
Secure verification, MFA & OTP
Free

Securely manage your two-factor authentication codes with an open-source, end-to-end encrypted authenticator app. It offers seamless cross-device syncing, effortless import from other apps, and robust backup options, all protected by strict Swiss privacy laws. Take control of your digital security with a trusted and private solution.

End-to-end encrypted iCloud syncEffortless import from other authenticatorsSecure backup and export
📊 Productivity
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