nunu.ai vs modl.ai: AI playtesting and QA bots
Both use AI agents to play your game and find bugs, so you write fewer test scripts. They differ in setup and in who they're priced for.
| nunu.ai | modl.ai | |
|---|---|---|
| Best for | AI agents that play your build from plain-English test plans | Automated QA bots and stand-in players for multiplayer |
| Free option | Self-serve sign-up; see the pricing page for current plans. Source | Pricing by quote; no public self-serve price. Source |
| Price | See pricing page | Contact for pricing |
| Works with | PC, iOS, Android | PC, mobile, PlayStation |
| Maker | nunu.ai | modl.ai |
| Last checked | Oct 14, 2026 (source) | Oct 14, 2026 (source) |
Pick nunu.ai if…
You want agents that watch the screen and use keyboard, mouse or touch like a player, with no engine integration, on PC, iOS and Android.
Pick modl.ai if…
You're a funded team that also wants human-like bots to fill multiplayer matches, or you need PlayStation support.
Our verdicts
nunu.ai
Agents watch the screen and use keyboard, mouse or touch like a player, so no engine integration is needed. Tests run on real PC, iOS and Android devices.
modl.ai
Upload a build and its bots explore, find crashes and run tests you describe in plain language. modl:play adds human-like bots to fill matches. Pricing is by quote, so it suits funded teams more than solo devs.
See every test & ship pick. Prices change often, so confirm on each maker's site before you buy.
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