AI Detector by Buildly vs TranSmart (2026): Pricing, Features & Which to Choose

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

Lower starting price
Not comparable
Not comparable: AI Detector by Buildly does not list a price
Free plan
Tie
Both have one
Higher rating
TranSmart
2.5 against 3.2
Same job?
Yes
Both are Writing tools

Side by side

Compared on	AI Detector by Buildly	TranSmart
Our rating	2.5	3.2Better
Starts at	Free	Free
Free plan	Yes	Yes
Category	Writing	Writing
Plans	Free	Free
Key features	Sentence-level highlighting rather than a single score Calibrated confidence scores Detects partially AI-written passages in mixed text 10,000 characters per scan with no account Browser extension and free API at 1,000 requests a day	Word-level autocompletion from a few typed characters Sentence-level autocompletion in any editing order Translation Memory that reuses your past corrections Bilingual cross-reference display of source and translation Selected-text and full webpage translation
Pros	Sentence-level output shows where a judgement came from Genuinely free with a generous API allowance and no account needed Specific privacy statement: not stored, not shared, not used for training	Real, academically documented technical approach, not just marketing claims Interactive workflow gives translators more control than fully automatic tools Backed by a major, established technology company (Tencent)
Cons	AI text detection is not reliable enough for consequential decisions 99.2% accuracy is not a figure any detector has demonstrated in the wild False positives fall hardest on non-native English writers	Specific pricing isn't detailed on the page reviewed Primary documentation and community are Chinese-language focused Interactive workflow has a steeper learning curve than a simple paste-and-translate tool
Company	Buildly LLC	Tencent

Prices come from each vendor's pricing page, last checked 20260826. Check the vendor before you buy.

FAQ

Questions people ask

Is AI Detector by Buildly better than TranSmart?

In our reviews AI Detector by Buildly scores 2.5 and TranSmart scores 3.2. The better pick depends on the job. AI Detector by Buildly: Free AI text detection with sentence-level highlighting, in a category that does not work. TranSmart: Interactive machine translation from Tencent: type a few characters and the AI completes the word or sentence, learning from your corrections.

Which is cheaper, AI Detector by Buildly or TranSmart?

AI Detector by Buildly: free. TranSmart: free.

Do AI Detector by Buildly and TranSmart have free plans?

Yes, both have a free plan.

More comparisons

AI Detector by Buildly compared with

All AI Detector by Buildly alternatives

TranSmart compared with

All TranSmart alternatives