Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · Smart Contracts Software

Tenderly vs Slither

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Tenderly #7 in Smart Contracts Software 8.2/10 Free plan · pricing on request Free plan✓ 1 of 4 features Visit Tenderly
Slither #8 in Smart Contracts Software 7.9/10 Free plan Free plan✓ 2 of 4 features Visit Slither

Tenderly leads on 0 checks, Slither on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreTenderly · 8.2/10
  • Free planboth
  • Most featuresSlither · 2 of 4

Tenderly scores higher on our rubric for smart contracts software: 8.2 against 7.9 out of 10; our editors rank them #7 and #8.

On chain coverage, Tenderly gives you Multi-chain where Slither offers Single-chain.

Tenderly is the better fit for teams focused on simulation, debugging, and monitoring. Slither is the better fit for teams adding Solidity and Vyper analysis to CI.

  • Tenderly fits best

    Teams focused on simulation, debugging, and monitoring

  • Slither fits best

    Teams adding Solidity and Vyper analysis to CI

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Tenderly 8.2/10 Visit ↗ Slither 7.9/10 Visit ↗
At a glance
Editor score 8.2 7.9
Ranking #7 in Smart Contracts Software #8 in Smart Contracts Software
Best for Teams focused on simulation, debugging, and monitoring Teams adding Solidity and Vyper analysis to CI
Pricing model Free plan + paid Free
Starting price — Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Browser extension Self-hosted
Platforms Web Linux, macOS, Windows
Support Email, Live chat, Docs Community, Docs
Integrations 5 integrations 6 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Tenderly 1/4 · Slither 2/4
Security analysis Not checked yet ✓ (best)
Visual contract builder — —
API or SDK access ✓ ✓
Contract templates Not checked yet —
Specs
Chain coverage Multi-chain Single-chain
Contract languages Not checked yet Multiple
Deployment targets Both Not checked yet
Our review
Pros
  • Simulates single transactions and multi-step bundles against live network state
  • Provides opcode-level traces, expression evaluation, and gas profiling
  • Monitors addresses, contracts, events, and state conditions with alerts
  • Detects vulnerabilities and points to related source-code locations
  • Supports custom Python analyses through its detector API
  • Integrates with CI, Hardhat, and Foundry builds
Cons
  • Focused on operations and debugging, not broad contract authoring
  • Paid team pricing is configured through sales rather than published as a set amount
  • Team plans are scoped by products, capacity, support, and chain count
  • Focuses on security analysis, not end-to-end contract development
  • Does not include a visual builder or contract templates
  • Support is through community resources and documentation
Our verdict

Tenderly gives engineering, finance, and risk teams tools to examine and manage onchain activity. Its Simulator can model single transactions or multi-step bundles against live network state, while the Explorer and Debugger help inspect…

Read the review →

Slither is a Python-based static analysis framework for Solidity and Vyper smart contracts. It is aimed at developers and teams who want to identify vulnerabilities and error conditions in contract code, inspect contract information, or…

Read the review →
  1. TenderlySmart Contracts Software 8.2Free plan · pricing on request
  2. SlitherSmart Contracts Software 7.9Free plan

Strengths and trade-offs

  • Tenderly — where it wins

    • Simulates single transactions and multi-step bundles against live network state
    • Provides opcode-level traces, expression evaluation, and gas profiling
    • Monitors addresses, contracts, events, and state conditions with alerts

    Where it doesn't

    • Focused on operations and debugging, not broad contract authoring
    • Paid team pricing is configured through sales rather than published as a set amount
    • Team plans are scoped by products, capacity, support, and chain count

  • Slither — where it wins

    • Detects vulnerabilities and points to related source-code locations
    • Supports custom Python analyses through its detector API
    • Integrates with CI, Hardhat, and Foundry builds

    Where it doesn't

    • Focuses on security analysis, not end-to-end contract development
    • Does not include a visual builder or contract templates
    • Support is through community resources and documentation

More comparisons

All smart contracts software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update