Best UncovAI AI Detector Extension Alternatives in 2026

Updated October 2026

20 apps from AI detection software ranked against UncovAI AI Detector Extension on the same published basis.

1
Grammarly Free plan AndroidiOS $12/mo7.8
UncovAI AI Detector Extension vs Grammarly
2
IA Checker Free plan iOSWeb €9.90/mo7.8
UncovAI AI Detector Extension vs IA Checker
3
ZeroTrue Free plan AndroidapiiOSself-hostedWeb Free7.7
UncovAI AI Detector Extension vs ZeroTrue
4
Walter Writes AI Free trial AndroidapiextensioniOSWeb $0.67/mo6.9
UncovAI AI Detector Extension vs Walter Writes AI
5
GPTZero Free plan apiextensionWeb $8.33/mo6.4
UncovAI AI Detector Extension vs GPTZero
6
Sapling Free plan apiextensionself-hostedWebWin $5/mo6.4
UncovAI AI Detector Extension vs Sapling
7
Trinka Free plan apiextensionMacself-hostedWeb 6.4
UncovAI AI Detector Extension vs Trinka
8
AI Detector Pro Free plan Web Free6.3
UncovAI AI Detector Extension vs AI Detector Pro
9
Detecto Free plan Web $6.99/mo6.3
UncovAI AI Detector Extension vs Detecto
10
Heynotai Free plan apiextensionself-hostedWeb $8/mo6.3
UncovAI AI Detector Extension vs Heynotai
11
Originality.ai Free plan apiextensionWeb $12.95/mo6.3
UncovAI AI Detector Extension vs Originality.ai
12
Polygraf AI Detector Free plan apiextensionWeb $9.95/mo6.3
UncovAI AI Detector Extension vs Polygraf AI Detector
13
ScribeLens Free plan apiWeb $0.04/mo6.3
UncovAI AI Detector Extension vs ScribeLens
14
Winston AI Free plan apiextensionWeb $5/mo6.3
UncovAI AI Detector Extension vs Winston AI
15
Learnaway Free plan Web $33.25/mo6.2
UncovAI AI Detector Extension vs Learnaway
16
Pangram Free plan apiextensionWeb $1.67/mo6.2
UncovAI AI Detector Extension vs Pangram
17
SlopProx Free plan extensionLinuxMacWin £4.08/mo6.2
UncovAI AI Detector Extension vs SlopProx
19
AI Detect Free plan LinuxMacself-hostedWin Free6.1
UncovAI AI Detector Extension vs AI Detect
20
Airno Free plan apiWeb $19/mo6.1
UncovAI AI Detector Extension vs Airno
21
TruthLens Free plan extension Free6.1
UncovAI AI Detector Extension vs TruthLens

UncovAI AI Detector Extension alternatives compared

#	App	Score	Free plan	From	Runs on
1	Grammarly	7.8	Free plan	$12/mo	Android, iOS
2	IA Checker	7.8	Free plan	€9.90/mo	iOS, Web
3	ZeroTrue	7.7	Free plan	Free	Android, API, iOS, self-hosted, Web
4	Walter Writes AI	6.9	No	$0.67/mo	Android, API, Browser, iOS, Web
5	GPTZero	6.4	Free plan	$8.33/mo	API, Browser, Web
6	Sapling	6.4	Free plan	$5/mo	API, Browser, self-hosted, Web, Windows
7	Trinka	6.4	Free plan	—	API, Browser, Mac, self-hosted, Web, Windows
8	AI Detector Pro	6.3	Free plan	Free	Web
9	Detecto	6.3	Free plan	$6.99/mo	Web
10	Heynotai	6.3	Free plan	$8/mo	API, Browser, self-hosted, Web
11	Originality.ai	6.3	Free plan	$12.95/mo	API, Browser, Web
12	Polygraf AI Detector	6.3	Free plan	$9.95/mo	API, Browser, Web
13	ScribeLens	6.3	Free plan	$0.04/mo	API, Web
14	Winston AI	6.3	Free plan	$5/mo	API, Browser, Web
15	Learnaway	6.2	Free plan	$33.25/mo	Web
16	Pangram	6.2	Free plan	$1.67/mo	API, Browser, Web
17	SlopProx	6.2	Free plan	£4.08/mo	Browser, Linux, Mac, Windows
19	AI Detect	6.1	Free plan	Free	Linux, Mac, self-hosted, Windows
20	Airno	6.1	Free plan	$19/mo	API, Web
21	TruthLens	6.1	Free plan	Free	Browser

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Questions about UncovAI AI Detector Extension alternatives

What is the best alternative to UncovAI AI Detector Extension?

Grammarly, number 1 in AI detection software with a score of 7.8 out of 10. The others here: IA Checker, ZeroTrue, Walter Writes AI and 16 more.

What is the best free alternative to UncovAI AI Detector Extension?

Grammarly is the best-ranked alternative with a free plan. 19 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.