Solve (Clever Calculator)

Reviewed matches are labeled. Other suggestions come from a shared subcategory, use case, source listing or the same category. Compare features and current plans before choosing.

Product
The Time Resource World clocks, time zones, and timing tools
Constructive Calculator Exact arbitrary-precision calculator for iPhone
Cifrivo Online tools for PDF image and unit conversions
excelmacros.net Describe your Excel problem. Get the right macro in seconds.
Timerjoy Free online timers, countdowns & date calculators
SudoTool Free online tools and calculators, no signup, no uploads
BestMetricConversion Online unit converters tools with Voice & Chatbox Feature
WristConvert Unit converter for Wear OS watches

Selected by category and available use-case details. A topic match does not establish equivalent features.

Product
WakeMinder Reminders that pop up the moment your Mac wakes.
Clypy A universal clipboard for all your devices
Kognis Your Mind Upgraded
CaptainShot Make every screenshot searchable and useful.
Memura Second brain for busy minds. Brain dump it, ask it back.
Sun Track Habits, Manage Todos

Added to this directory in the past 30 days. Dates refer to the directory listing, not the product launch.

Product
Strolltime Earn screen time by walking and unlock distracting apps like Instagram, TikTok, and YouTube with your steps.
ProductPerch A free product launch platform with a fixed daily schedule where 12 free and 8 paid launches happen each day with ranking by upvotes only.
Image to Layers Online Use AI to turn images into editable layers and export a layered PSD or ZIP package.
Plainly Understand and track confusing documents effortlessly

Profiles grouped by topic. This does not confirm an offer, availability or a connection to this profile.

Profile
David Allen American productivity consultant and author
Technomanagers IIM Bangalore & IIT Kanpur alumni are helping you land your dream career in Management or Technology.
B Ben Doolan Founder/COO at TamLabs

Shows and channels grouped by topic. A recommendation does not mean this profile was featured or endorsed.

Show
Thoughts from the Ivory Basement Newsletter · Günter Richter
Top SaaS & AI Tools YouTube · 130K subscribers
Ai & SaaS Lab YouTube · 10K subscribers

Retold founder accounts from startups in the same category, each linked to the original.

Story
ZenMaid: Building patiently around the work of cleaning companies Amar Ghose and Arun Devabhaktuni built specialized scheduling software from hands-on industry experience. ZenMaid grew through direct sales, useful education, a customer community, and lessons from a painful redesign.
Vimcal: The calendar built through thousands of conversations John Li and Michael Zhao reached Vimcal after two earlier product directions. Hands-on onboarding helped the calendar survive, then exposed a specialized market among executive assistants.
iLovePDF: turning a frustrating document task into a lasting software business Marco Grossi started with a simple PDF problem. His company's development shows how focus, connected workflows, and different ways of accessing the same tools can support a broader business.
Hubstaff: the early experiments behind a remote-work software business Dave Nevogt and Jared Brown built Hubstaff through a sequence of practical tests: borrowed software, a complementary partnership, difficult early distribution and a revised free plan.

Subcategories in the same part of the directory, with the number of listed products.