Comparison

AltLLM vs Substrack

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

Head to head
About

AltLLM

Features
Read full description

AltLLM puts the world's most powerful AI models at your fingertips -- all in one app. Switch between models instantly to find the best fit for any task. MULTI-MODEL AI CHAT - Reasoning models for complex problem-solving - Coding-optimized models for software development - Smart hybrid routing that picks the best model for your query - Web search built in for real-time information CRYPTO & BLOCKCHAIN INTELLIGENCE - 99+ specialized tools auto-injected into every conversation - Real-time token prices and market data - DeFi analytics and on-chain insights - Project research: tokenomics, team analysis, funding rounds - ERC-8004 agent registry integration POWERFUL FEATURES - Upload images for visual analysis - Voice input with speech-to-text - Conversation history and search - Dark mode support - Works on iPhone and iPad DEVELOPER TOOLS - OpenAI-compatible API endpoint - Create and manage API keys - Real-time usage analytics and billing history - Python and TypeScript SDK support - Drop-in replacement for existing OpenAI integrations FLEXIBLE PLANS - Free tier with access to multiple models - Subscription tiers with higher rate limits and premium models - Pay-as-you-go credit system -- only pay for what you use - Credits never expire ACCOUNT & SECURITY - Sign in with Apple for quick, private authentication - Google OAuth supported - Usage tracking with daily breakdowns by model Whether you're researching crypto markets, writing code, analyzing documents, or just having a conversation, AltLLM gives you the right AI model for every task. Get started for free. No credit card required.

About

Substrack

Read full description

Substrack helps you keep track of your recurring subscriptions in one simple, organized place. Add your subscriptions, set prices and billing dates, see what renews next, and understand how much you spend each month and year. Substrack is designed to make recurring payments easier to follow without requiring an account or a complicated setup. Features: • Track active and paused subscriptions • Add custom subscriptions or choose from built-in services • View upcoming payments and renewal dates • See monthly and yearly spending totals • Review category-based spending insights • Choose your display currency • Enable local billing reminders • Export your subscription data as JSON, CSV, or PDF • Use light or dark theme • Keep your subscription data stored locally on your device Substrack uses exchange rates to help display totals in your selected currency. If exchange rates are unavailable, the app continues using default values. No account required. No ads. No analytics tracking.

Screenshots

AltLLM4 screens
Substrack4 screens

Verdict

The call

The clearest difference is in-app purchases: Substrack at none against AltLLM's 3. Substrack also leads on update cadence (every 4 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. AltLLM sells 3 one-off in-app purchases. Substrack asks for nothing beyond the download.

UpkeepUpdate frequency

AltLLM ships an update every 2 weeks, Substrack every 4 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard2 real differences Ā· 4 level
AltLLM versus Substrack: the parameters behind the verdict, then further details
ParameterAltLLMSubstrack
PriceFreeFree
Update frequencyEvery 2 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size6 MB41 MB
Age rating4+4+
DeveloperAlt ResearchBaris Gunduz

In-app purchases

3 purchases

AltLLM

One-time3
  • Basic$25.99
  • 39.99 Credits$39.99
  • Power$199.99
None

Substrack

No in-app purchases

Questions

Is AltLLM free?
AltLLM is free to download, with in-app purchases available.
Is Substrack free?
Substrack is free to download, with no in-app purchases.
Do AltLLM or Substrack have ads?
Neither AltLLM nor Substrack shows ads.
Which is updated more often, AltLLM or Substrack?
AltLLM ships an update every 2 weeks, and Substrack every 4 days. Most recently, AltLLM was updated on November 5, 2026 and Substrack on October 31, 2026.

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