Best Acid Interval alternatives: apps like Acid Interval: Focus Timer

10+ similar apps compared and reviewed

4.5 avg rating
10 free apps
Updated November 2026

Whether you want more options like Acid Interval 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
4.1(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 Acid Interval

Quartzy#2

Quartzy by Quartzy, Inc.

Stockroom Manager
Strong Contender
📊 Productivity
3.2(17 ratings)
Free
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Manage your lab's inventory with this mobile tool. Track stock, submit requests, and scan items to ensure supplies are always available, preventing experimental delays. Generate unique barcodes directly from your account.

Timer - Minimal Timer#3

Timer - Minimal Timer by Studio 1J, LLC

Do more with less
Worth Considering
📊 Productivity
4.4😞(471 ratings)
FreeIn-App Purchases
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This app offers a simple and intuitive way to manage your time for various activities. Set custom timers, utilize quick presets, and adjust alarm volumes to suit your needs. Stay on track with home screen widgets and an optional ambient ticking sound.

What We Love

  • 👍 Minimal and simple design
  • 👍 Great for meditation timers
  • 👍 Custom volume feature
  • 👍 Sleek and wonderful app
  • 👍 Imposes discipline for time monitoring

Room to Improve

  • 💸 Extremely high weekly subscription cost
  • 💸 Unfair trial requiring subscription
  • 💸 Predatory pricing model
  • 💸 No free version for basic use
  • 💸 App is too expensive
  • 💸 Subscription for a timer is absurd
  • 💸 Paywall for most features
  • 💸 Confusing main screen UI

More apps like Acid Interval

4
Flip Timer & stopwatch
Flip Timer & stopwatch
Flip Timer & stopwatch
Use for fitness,workout,study
Free

This app offers a full-screen digital timer with a unique flip animation to visualize time progression. It also includes a stopwatch for tracking activities like workouts, study sessions, and work. Customize reminder sounds and background audio for an immersive experience.

Full-screen digital timerFlip animation for time visualizationCountdown timer
📊 Productivity
(7.6K)
free with in-app purchases
5
Paper: Writing App, Notes
Paper: Writing App, Notes
Paper: Writing App, Notes
Write a book novel poem script
Free

This app offers a clean and configurable writing environment for various creative projects. It supports Markdown and plain text, syncs with iCloud, and integrates with other tools. Users can publish drafts to popular blogging platforms and export documents in multiple formats.

Gorgeous writing spaceSilky-smooth typingDeep personalization (Pro)
📊 Productivity
(1.8K)
free with in-app purchases
6
Fraction Calculator Plus #1
Fraction Calculator Plus #1
Fraction Calculator Plus #1
Decimal Converter,Construction
Free

Easily perform fraction calculations including addition, subtraction, multiplication, and division. Convert fractions to decimals and vice versa with a clear, user-friendly interface. Ideal for students, cooks, and DIYers needing quick and accurate fraction management.

Add, subtract, multiply, and divide fractionsConvert fractions to decimalsAutomatically simplifies fractions
📊 Productivity
(23K)
free with in-app purchases
7
ClearSpace: Reduce Screen Time
ClearSpace: Reduce Screen Time
ClearSpace: Reduce Screen Time
Make your phone less addicting
Free

This app helps you regain control of your phone usage by making your device less addictive. It offers tools to block distractions, manage app time, and build better digital habits. Achieve greater focus, productivity, and mental well-being by reducing impulse opens and doomscrolling.

Block and limit distracting appsManage social media doomscrollingSet schedules for app usage
📊 Productivity
(9K)
free with in-app purchases
8
AI Scanner : Image to Text
AI Scanner : Image to Text
AI Scanner : Image to Text
OCR Text Scanner, PDF Scanner
Free

This app uses AI to accurately extract text from images, PDFs, and screenshots in over 90 languages. It can also translate extracted text, scan physical documents into PDFs, and even allows you to chat with AI about your scanned content. Save, edit, and share your extracted text in various formats.

Extract text from images and PDFsScan documents to PDFTranslate extracted text
📊 Productivity
(9.2K)
free with in-app purchases
9
Blank Spaces Launcher
Blank Spaces Launcher
Blank Spaces Launcher
Build a Minimalist Dumb Phone
Free

Transform your smartphone into a focused tool with a minimalist interface. This app replaces cluttered home screens with a simple list of essential apps, helping you reduce distractions and reclaim your attention. It offers features to lock distracting apps and build lasting focus habits.

Simplified text-based app listDistraction blocking before app launchScheduled app locking
📊 Productivity
(8.6K)
subscription
10
Pencil Calendar: Daily Planner
Pencil Calendar: Daily Planner
Pencil Calendar: Daily Planner
Good structured notes & tasks
Free

This app transforms daily planning into a creative experience with customizable templates, stickers, and fonts. Organize your tasks, schedules, and goals with a visually engaging interface and share your creations with others.

Creative planning templatesLife-organizing stickersTrending template feed
📊 Productivity
(11K)
free with in-app purchases