Best apps like Opterra

10+ similar apps compared and reviewed

4.8 avg rating
10 free apps
Updated October 2026

Whether you want more options like Opterra or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
4.0(62 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 Opterra

Attention Arsenal#2

Attention Arsenal by Bionic 02 LLC

The Reminder That Won’t Quit
Strong Contender
πŸ“Š Productivity
5.0(5 ratings)
Free
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This personal assistant helps you remember important dates and tasks with smart, AI-powered reminders. It syncs with your calendar and offers intelligent timing to ensure you never miss a deadline or event. The app features a clean interface for fast editing and a focus on zero distractions.

More apps like Opterra

4
Later - Set Intentions
Later - Set Intentions
Later - Set Intentions
Todos, Ideas, and Goals
Free

Capture ideas, projects, and tasks you want to get to eventually in a beautiful, distraction-free space. Organize them with tags, add notes and links, and set priorities without the pressure of a traditional to-do list.

Capture intentions quicklyOrganize intuitively with tagsAdd context with notes and links
πŸ“Š Productivity
(1)
freemium
5
Pique – AI Note Taker
Pique – AI Note Taker
Pique – AI Note Taker
Mind Maps, Tasks & Smart Notes
Free

This app records meetings and lectures, providing real-time transcripts, summaries, and visual mind maps. It helps users prepare for sessions, stay engaged during them, and easily track action items afterward. Focus on learning and productivity with AI-powered insights.

Real-time transcriptsAI-generated summariesInteractive mind maps
πŸ“Š Productivity
(11)
free with in-app purchases
6
Acme HVAC Pro+
Acme HVAC Pro+
Acme HVAC Pro+
HVAC Tools
Free

Access product information, pricing, and order status. Find locations, search equipment, and submit warranty claims. Connect with technical support and manage inventory.

View pricing and order statusFind locations and get directionsSearch equipment and parts
πŸ“Š Productivity
(12)
ad-supported
7
Glento: AI Eisenhower Matrix
Glento: AI Eisenhower Matrix
Glento: AI Eisenhower Matrix
ADHD planner + daily focus
Free

This AI-powered productivity tool helps you prioritize tasks using the Eisenhower Matrix. It intelligently suggests what to work on next, organizes your thoughts, and provides weekly coaching to boost your efficiency.

AI-powered task selectionBrain dump to organized matrixQuadrant suggestions
πŸ“Š Productivity
(6)
freemium
8
Ticking: Screen Time Control
Ticking: Screen Time Control
Ticking: Screen Time Control
App Blocker & Focus Timer
Free

This app helps you focus by blocking distracting applications on a set schedule. It introduces increasing delays for breaks, making it harder to interrupt your focused time. The interface is minimal and customizable, designed to stay out of your way.

Scheduled app blockingProgressive friction on breaksCustomizable color and icon
πŸ“Š Productivity
(1)
freemium
9
AI Detector.
AI Detector.
AI Detector.
Detect generated image
Free

Instantly determine if an image was created by artificial intelligence. This tool supports detection from numerous popular AI image generators, helping you verify the authenticity of visuals.

Detects AI-generated imagesSupports multiple AI generatorsInstant results
πŸ“Š Productivity
(34)
ad-supported
10
Electrical & Solar Calculator
Electrical & Solar Calculator
Electrical & Solar Calculator
Wire, Solar & Motor Tools
Free

This app provides a suite of tools for electricians, engineers, and solar installers to quickly solve common electrical design and installation problems. It covers wire sizing, voltage drop, circuit breaker sizing, motor calculations, and solar system planning.

Resistor, capacitor, and inductor circuit calculationsWire sizing and voltage drop analysisCircuit breaker and transformer sizing
πŸ“Š Productivity
(0)
free with in-app purchases