Comparison

Gecko vs TradeZella (2026): Which Trading Journal Fits You?

By the Gecko team · Updated October 2026

Yes, this comparison lives on Gecko’s site, so read it knowing that. We have tried to keep it honest anyway, because the truth is simple: these are different tools built for different traders, and TradeZella is genuinely better for some of you. Here is the real breakdown so you can pick in five minutes.

The short version

TradeZella is an all-in-one trading platform: journaling plus Zella AI (a chat assistant and agents that auto-tag and review trades), AI backtesting from plain-English rules, tick-level trade replay, playbooks, Zella University and auto-sync from 500+ brokers and prop firms. It is priced accordingly, at $35 to $99 per month ($26 to $74 billed yearly) per their pricing page as of October 2026.

Gecko starts from a different question: which habits are costing you money, in dollars? It reads your trades (synced read-only from your broker or uploaded as a statement) and scores them across twelve significance-tested axes, then adds a daily coaching loop, trade replay and, if you also invest, a portfolio view and written investment cases. Pro is $12 per month, it starts free, and your broker password never reaches Gecko.

Side by side

Category	Gecko	TradeZella
Price	Free tier (every feature on your last 100 trades). Pro $12/month, Unlimited $20/month, 20% off billed yearly. New accounts start with a 14-day Pro trial. Cancel any time.	Essential $35/mo, Pro $59/mo, Ultra $99/mo ($26, $44 and $74 a month billed yearly) per their pricing page as of October 2026.
Setup	Connect your broker read-only, or upload a statement with no connection at all. First diagnosis in about two minutes.	Connect accounts via auto-sync, broader setup across features.
Broker support	Read-only auto-sync for 20+ brokers via SnapTrade on Pro and Unlimited (Schwab, Fidelity, Robinhood, Interactive Brokers, E*TRADE, tastytrade, Webull, Kraken, Coinbase and more), plus statement upload with native parsers and an AI extractor for any other broker.	Auto-sync from 500+ brokers and prop-firm platforms via stored API keys.
Security posture	Your broker password never reaches Gecko. Auto-sync signs in through SnapTrade with read-only access you can revoke any time, and the upload path needs no connection at all.	Auto-sync requires storing your broker API keys on their servers.
Behavioral analysis	Core focus: leaks priced in dollars across 12 axes, each gated by a bootstrap significance test so flagged patterns are real, not noise.	50+ analytics reports and playbook tracking; broad performance analytics.
Backtesting	Not offered.	AI backtesting: write rules in plain English and run them across years of history, with monthly run limits by tier.
Trade replay	Included: replay any trading day on a minute-bar chart with your entries and exits, the tilt window shaded, a multi-day view for swing holds, and an AI coach recap on demand.	Tick-by-tick replay at 1-second precision, with Zella AI notes on each replay.
Journaling	30-second weekly entry, auto-graded 0 to 100 from your actual trades, plus a notebook for rules and lessons.	Full journaling tools and notebook.
Education	Trading psychology blog.	Zella University built-in courses.
Customizable dashboard	Drag-to-reorder widgets and eye-toggle their visibility from an in-page drawer. Compose your own home screen in seconds, no settings menu.	Customization scope per their site.
Journal screenshots	Attach up to four chart screenshots, broker captures, or trade-recap images to each weekly entry; click any thumbnail to expand.	Per-trade image attachments per their site.
Money-back guarantee	7-day money-back guarantee on your first paid period. Email billing@geckomode.ai inside the window for a no-questions refund.	Refund policy per their site.
Gecko AI · personal coach	Gecko AI: your personal trading and investing agent. Reads your trades, weekly journal, notes, goals, holdings and investment cases, suggests one concrete action for the week and checks in on it. Catches slow drifts (slipping hit rate, growing after-loss tilt) before they compound. About 25 messages a month free, about 500 on Pro, uncapped on Unlimited. Powered by Anthropic Claude Sonnet 5.5.	Zella AI: chat about your performance, session reviews and auto-tagging, metered by monthly AI credits; automated agents on higher tiers, per their pricing page as of October 2026.
Best for	Active traders who want to find and fix behavioral leaks cheaply and fast.	Traders who want one platform for journaling, backtesting, replay, and education.
Daily Coach loop	AI pre-market briefing keyed off your actual data, end-of-day check-in (mood + rule + journal) joined with daily P&L, weekly plan-adherence score, mood × performance correlation, AI-written Monday recap email. All in the dashboard, free tier included.	Not offered. A trade-journal log plus reports; no daily AI coaching surface, no EOD check-in, no plan-adherence score, no AI recap email.
Broker auto-sync	Read-only OAuth via SnapTrade on Pro and Unlimited. 20+ brokers supported today — Fidelity, Vanguard, Charles Schwab, E*TRADE, Robinhood, Interactive Brokers, tastytrade, TradeStation, Webull, Public, Alpaca, Tradier, Chase, Moomoo, eToro; plus Kraken and Coinbase for crypto; plus Questrade, Wealthsimple, and Trading 212 for CA/EU. Free tier keeps the always-available statement upload path. Password never crosses Gecko; tokens can be revoked from Settings.	Varies. Some competitors offer broker integrations on paid tiers; others require manual CSV uploads or a TradingView hand-off. See their own table rows for specifics.
Portfolio Analyzer for current holdings	One view of your entire book across every connected broker — asset + sector allocation, top-holdings + concentration warnings, per-account subtotals, projected annual dividend income. Snapshot-derived Risk & Returns block (MTD / YTD / 1M / 3M / 6M / 1Y, annualized vol, Sharpe, max drawdown, best/worst day). 60-day earnings + dividend + split calendar with days-until badges. Performance vs a benchmark you choose (time-weighted, deposits and withdrawals taken out), a volatility vs return map of every position, a correlation matrix, and news for each holding. An AI-written review grounded in your actual numbers. Behavioral overlays flag positions >=5% of book without a written investment case, plus any position underwater >=25% on cost. On every plan; read-only auto-sync of holdings is Pro and Unlimited, and new accounts get a 14-day Pro trial.	Not offered. Journaling tools grade closed trades, not current holdings; portfolio aggregators show balances without a behavioral overlay, upcoming-catalyst calendar, or AI review. Neither category pairs holdings with the trader's own written thesis on the position.
Investment cases + community	Write a thesis for any stock with a target and a stop; an AI analyst drafts it from a ticker and a side. Gecko alerts you when price reaches a level, runs weekly thesis check-ins and earnings-day notes (Pro), and tracks the case's return from the day you write it. Publish to the Community Board to be tracked in public, follow other investors, and enter the Monthly Case Challenge with cash and plan prizes.	Not offered. Trading journals log trades after the fact; they don't track a written thesis with levels before you buy, or a public, performance-tracked board of cases.
Session guardrails + prop-firm presets	Set a daily loss limit, trailing drawdown and profit target, or load a preset for Topstep, Apex, Take Profit Trader, FTMO or MyFundedFutures. The Session Monitor shows how close you are, and push alerts fire before a bad day becomes a blown account, including a tilt warning right after a stop-out.	Varies. Most journals report rule breaks after the session; few warn you live, and few ship prop-firm rule presets.

Price

Gecko: Free tier (every feature on your last 100 trades). Pro $12/month, Unlimited $20/month, 20% off billed yearly. New accounts start with a 14-day Pro trial. Cancel any time.

TradeZella: Essential $35/mo, Pro $59/mo, Ultra $99/mo ($26, $44 and $74 a month billed yearly) per their pricing page as of October 2026.

Setup

Gecko: Connect your broker read-only, or upload a statement with no connection at all. First diagnosis in about two minutes.

TradeZella: Connect accounts via auto-sync, broader setup across features.

Broker support

Gecko: Read-only auto-sync for 20+ brokers via SnapTrade on Pro and Unlimited (Schwab, Fidelity, Robinhood, Interactive Brokers, E*TRADE, tastytrade, Webull, Kraken, Coinbase and more), plus statement upload with native parsers and an AI extractor for any other broker.

TradeZella: Auto-sync from 500+ brokers and prop-firm platforms via stored API keys.

Security posture

Gecko: Your broker password never reaches Gecko. Auto-sync signs in through SnapTrade with read-only access you can revoke any time, and the upload path needs no connection at all.

TradeZella: Auto-sync requires storing your broker API keys on their servers.

Behavioral analysis

Gecko: Core focus: leaks priced in dollars across 12 axes, each gated by a bootstrap significance test so flagged patterns are real, not noise.

TradeZella: 50+ analytics reports and playbook tracking; broad performance analytics.

Backtesting

Gecko: Not offered.

TradeZella: AI backtesting: write rules in plain English and run them across years of history, with monthly run limits by tier.

Trade replay

Gecko: Included: replay any trading day on a minute-bar chart with your entries and exits, the tilt window shaded, a multi-day view for swing holds, and an AI coach recap on demand.

TradeZella: Tick-by-tick replay at 1-second precision, with Zella AI notes on each replay.

Journaling

Gecko: 30-second weekly entry, auto-graded 0 to 100 from your actual trades, plus a notebook for rules and lessons.

TradeZella: Full journaling tools and notebook.

Education

Gecko: Trading psychology blog.

TradeZella: Zella University built-in courses.

Customizable dashboard

Gecko: Drag-to-reorder widgets and eye-toggle their visibility from an in-page drawer. Compose your own home screen in seconds, no settings menu.

TradeZella: Customization scope per their site.

Journal screenshots

Gecko: Attach up to four chart screenshots, broker captures, or trade-recap images to each weekly entry; click any thumbnail to expand.

TradeZella: Per-trade image attachments per their site.

Money-back guarantee

Gecko: 7-day money-back guarantee on your first paid period. Email billing@geckomode.ai inside the window for a no-questions refund.

TradeZella: Refund policy per their site.

Gecko AI · personal coach

Gecko: Gecko AI: your personal trading and investing agent. Reads your trades, weekly journal, notes, goals, holdings and investment cases, suggests one concrete action for the week and checks in on it. Catches slow drifts (slipping hit rate, growing after-loss tilt) before they compound. About 25 messages a month free, about 500 on Pro, uncapped on Unlimited. Powered by Anthropic Claude Sonnet 5.5.

TradeZella: Zella AI: chat about your performance, session reviews and auto-tagging, metered by monthly AI credits; automated agents on higher tiers, per their pricing page as of October 2026.

Best for

Gecko: Active traders who want to find and fix behavioral leaks cheaply and fast.

TradeZella: Traders who want one platform for journaling, backtesting, replay, and education.

Daily Coach loop

Gecko: AI pre-market briefing keyed off your actual data, end-of-day check-in (mood + rule + journal) joined with daily P&L, weekly plan-adherence score, mood × performance correlation, AI-written Monday recap email. All in the dashboard, free tier included.

TradeZella: Not offered. A trade-journal log plus reports; no daily AI coaching surface, no EOD check-in, no plan-adherence score, no AI recap email.

Broker auto-sync

Gecko: Read-only OAuth via SnapTrade on Pro and Unlimited. 20+ brokers supported today — Fidelity, Vanguard, Charles Schwab, E*TRADE, Robinhood, Interactive Brokers, tastytrade, TradeStation, Webull, Public, Alpaca, Tradier, Chase, Moomoo, eToro; plus Kraken and Coinbase for crypto; plus Questrade, Wealthsimple, and Trading 212 for CA/EU. Free tier keeps the always-available statement upload path. Password never crosses Gecko; tokens can be revoked from Settings.

TradeZella: Varies. Some competitors offer broker integrations on paid tiers; others require manual CSV uploads or a TradingView hand-off. See their own table rows for specifics.

Portfolio Analyzer for current holdings

Gecko: One view of your entire book across every connected broker — asset + sector allocation, top-holdings + concentration warnings, per-account subtotals, projected annual dividend income. Snapshot-derived Risk & Returns block (MTD / YTD / 1M / 3M / 6M / 1Y, annualized vol, Sharpe, max drawdown, best/worst day). 60-day earnings + dividend + split calendar with days-until badges. Performance vs a benchmark you choose (time-weighted, deposits and withdrawals taken out), a volatility vs return map of every position, a correlation matrix, and news for each holding. An AI-written review grounded in your actual numbers. Behavioral overlays flag positions >=5% of book without a written investment case, plus any position underwater >=25% on cost. On every plan; read-only auto-sync of holdings is Pro and Unlimited, and new accounts get a 14-day Pro trial.

TradeZella: Not offered. Journaling tools grade closed trades, not current holdings; portfolio aggregators show balances without a behavioral overlay, upcoming-catalyst calendar, or AI review. Neither category pairs holdings with the trader's own written thesis on the position.

Investment cases + community

Gecko: Write a thesis for any stock with a target and a stop; an AI analyst drafts it from a ticker and a side. Gecko alerts you when price reaches a level, runs weekly thesis check-ins and earnings-day notes (Pro), and tracks the case's return from the day you write it. Publish to the Community Board to be tracked in public, follow other investors, and enter the Monthly Case Challenge with cash and plan prizes.

TradeZella: Not offered. Trading journals log trades after the fact; they don't track a written thesis with levels before you buy, or a public, performance-tracked board of cases.

Session guardrails + prop-firm presets

Gecko: Set a daily loss limit, trailing drawdown and profit target, or load a preset for Topstep, Apex, Take Profit Trader, FTMO or MyFundedFutures. The Session Monitor shows how close you are, and push alerts fire before a bad day becomes a blown account, including a tilt warning right after a stop-out.

TradeZella: Varies. Most journals report rule breaks after the session; few warn you live, and few ship prop-firm rule presets.

TradeZella prices and features come from their pricing page and public listings as of October 2026. Plans change often, so check their site before you decide. Gecko details are current as of the same date.

The honest verdict

Choose TradeZella if...

•You want auto-sync from a broker or prop firm Gecko does not parse yet.
•Backtesting and trade replay are core to your process.
•You want an all-in-one platform with AI backtesting, and the $35 to $99 monthly price fits your budget.

Choose Gecko if...

•Your real problem is behavior: tilt, overtrading, cutting winners early, sizing leaks.
•You want the answer in dollars, significance-tested, not another wall of charts.
•You want read-only sync where your broker password never reaches the tool, or no connection at all.
•You want to start free in two minutes and pay $12 a month only if it earns its keep.

One honest note: Both tools now have AI and replay, so the real difference is focus. TradeZella is built around the trading session: backtest, replay, review. Gecko is built around behavior and the whole account: significance-tested leaks priced in dollars, a daily coaching loop, and, if you also invest, a portfolio view and written investment cases with price alerts. If you only day trade and want every session tool in one place, TradeZella is the broader kit. If you trade and invest, or your problem is habits rather than setups, Gecko covers more of you for a third of the price.

The cheapest way to decide

Gecko’s free tier analyzes your last 100 trades with every feature unlocked, no card and no broker connection. If the diagnosis does not show you something worth fixing, you have lost two minutes.

Get your free diagnosisAn educational tool, not financial advice.

Frequently asked questions

Is Gecko cheaper than TradeZella?

Yes. Gecko Pro is $12 per month (Unlimited $20) with a full-featured free tier. TradeZella runs $35 to $99 per month, or $26 to $74 billed yearly, per their pricing page as of October 2026.

What does TradeZella have that Gecko does not?

Auto-sync from 500+ brokers and prop firms, AI backtesting from plain-English rules, tick-level replay, playbooks, AI agents that auto-tag every trade, and built-in education. It is the broader trading platform.

What does Gecko have that TradeZella does not?

A behavioral diagnosis that prices your habits in dollars across twelve significance-tested axes, a self-grading weekly journal, and read-only sync where your broker password never reaches Gecko, or a plain statement upload. Beyond the journal it covers the rest of your account: a portfolio view across brokers, written investment cases with target and stop alerts, session guardrails with prop-firm presets, and a daily coaching loop.

Can I use both?

Some traders do: one platform for backtesting and replay, Gecko for the behavioral read. At $12 a month, Gecko stacks cheaply on top of anything.