Comparison

Ask Ai (Free) vs KEL Smart

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Ask Ai (Free)

This AI-powered search engine provides instant, free answers to any question. It's designed for quick information retrieval and breaking down complex topics. Thousands use it daily for research and learning.

Highlights
  • Unlimited free AI responses
  • Generative AI-powered search
  • Instant answers
  • Breaks down complex topics
  • Visual search and image recognition
  • Supports multiple languages
Features
Read full description

i Ask Ai allows you to ask Ai any question and get back an unlimited amount of instant and always free responses. It's the first generative free AI-powered search engine used by thousands of people daily. No in-app purchases! Used by 1M+ people daily. [ ASK ANYTHING FREE ]

About

KEL Smart

Features
Read full description

KEL Smart - Smart Tank Monitoring System Monitor your water, fuel, and liquid storage tanks in real-time from anywhere. KEL Smart connects to ESP32 sensors to provide instant level readings, alerts, and historical data tracking. FEATURES: - Real-Time Monitoring - View tank levels updated every 5 seconds - Multiple Tank Support - Monitor water, diesel, gasoline, oil, and other liquids - Smart Alerts - Get notified when tanks are low, critical, or full - Historical Charts - Track level changes over time with 8-hour history graphs - Multi-User Support - Share access with team members - Offline Mode - Continue viewing data even without internet - Dark Mode UI - Easy-to-read interface designed for industrial use PERFECT FOR: - Homeowners monitoring water tanks - Farms tracking fuel and water storage - Businesses managing multiple liquid inventories - Industrial facilities with tank farms - Remote locations needing tank oversight HOW IT WORKS: 1. Install ESP32 sensor on your tank 2. Connect sensor to WiFi and Firebase 3. Add tank in the KEL Smart app 4. Monitor levels in real-time from your phone SECURITY & PRIVACY: - Secure cloud storage with Firebase - User authentication required - Role-based access (Admin/User) - Your data is private and encrypted SUBSCRIPTION: - Free tier: Monitor up to 3 tanks - Pro tier: Unlimited tanks and advanced features - Enterprise: Custom solutions for large deployments KEL Smart - Never run out. Always know.

Screenshots

Ask Ai (Free)4 screens
KEL Smart4 screens

Verdict

The call

The clearest difference is ads: KEL Smart at none against Ask Ai (Free)'s shown. KEL Smart also leads on iOS requirement (15.1 vs 26.0). Ask Ai (Free)'s advantage is update cadence (every 2 weeks vs every 4 months). On price, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Ask Ai (Free) ships an update every 2 weeks, KEL Smart every 4 months. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

Scorecard3 real differences · 7 level
Ask Ai (Free) versus KEL Smart: the parameters behind the verdict, then further details
ParameterAsk Ai (Free)KEL Smart
PriceFreeFree
Rating4.9 (45 ratings) — better—
Positive reviews86.7% of reviews—
Number of ratings45 — better—
Update frequencyEvery 2 weeks — betterEvery 4 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPadiPhone, iPod
Requires iOS26.015.1 — better
Further details — not scored
Size18 MB45 MB
Age rating17+4+
DeveloperAi Search Inc.The Transporters

Bugs and requests

Ask Ai (Free)

Reported bugs

7 issues
  • App doesn't function properly on mobile
  • Cannot log into mobile app with pro subscription
  • Expert follow-up questions limited to 1800 characters
  • Images not displaying properly in search results
  • App crashes or freezes occasionally
Show 2 more
  • Inconsistent accuracy between 2023 and 2025 versions
  • Missing dark mode functionality

Requested features

8 requests
  • Dark mode for eye comfort
  • Restore fictional story generation feature
  • Increase character limit for follow-up questions
  • Improve mobile app parity with website
  • Add merchandise/branded items
Show 3 more
  • Enhance image display prominence in search results
  • Support for non-Western sources and perspectives
  • Faster response times

KEL Smart

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Ask Ai (Free)

No in-app purchases

None

KEL Smart

No in-app purchases

Questions

Is Ask Ai (Free) free?
Ask Ai (Free) is free to download, with no in-app purchases.
Is KEL Smart free?
KEL Smart is free to download, with no in-app purchases.
Do Ask Ai (Free) or KEL Smart have ads?
Ask Ai (Free) shows ads; KEL Smart does not.
Which is updated more often, Ask Ai (Free) or KEL Smart?
Ask Ai (Free) ships an update every 2 weeks, and KEL Smart every 4 months. Most recently, Ask Ai (Free) was updated on November 3, 2026 and KEL Smart on November 9, 2026.

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