Independent comparison for prospective users. NoVo is not affiliated with the tools named. Features and pricing change often — this page deliberately avoids quoting specific prices, because they go stale. Check each provider’s own site for current numbers.
The cleanest way to separate these: flow is a record of transactions; positioning is a map of obligations.
Unusual Whales: what just happened
Built on options order flow and dark-pool data — sweeps, blocks, unusual activity. Gamma exposure exists in the product but is secondary. The premise is that watching what large participants do gives you an edge, and for traders who work that way it packages flow and GEX in one subscription.
SpotGamma: what has to happen next
Built on dealer positioning — where market makers are exposed and what they are forced to do to stay hedged as price moves. The premise is that hedging is mechanical, so it is somewhat predictable, which is why the same strikes act as magnets and barriers repeatedly.
Flow is a rear-view mirror with excellent resolution. Positioning is a map of where the road narrows.
Which fits you
If your process is following smart money into names, flow. If your process is trading levels on an index, positioning. Traders who try to run both usually find they only actually use one.
The thing both leave out
Neither places the trade. Whichever read you buy, you still choose the strike, size it, place the order, set the stop and manage the exit somewhere else — which on 0DTE is the part that most often goes wrong.
Where NoVo is the wrong answer
NoVo covers 0DTE/1DTE on SPY, QQQ and IWM and nothing else. If you need multi-ticker research, equities screening, futures gamma or macro commentary, a dedicated analytics platform is simply the better purchase. NoVo also never enters a trade on its own — you click every entry. And it does not reduce market risk: options carry substantial risk of loss, which is why paper mode exists.