Comparison

ChatNPU vs TidyType

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ChatNPU

Read full description

ChatNPU Keyboard rewrites your text instantly in the style you choose. Select an identity, tap once, and you are offered a new version powered by on-device AI. Built for privacy, your typed and rewritten text stays on device. ChatNPU is available on supported devices with the required on-device AI capabilities.

About

TidyType

This smart keyboard automatically corrects grammar, spelling, and phrasing as you type. It also offers instant translation between English, Korean, and Spanish, with adjustable formality levels. Use it across all your apps to refine your messages and emails.

Highlights
  • Grammar, spelling, and phrasing correction
  • English, Korean, and Spanish translation
  • Adjustable output formality
  • Works in any app
  • Highlight specific text for editing
Read full description

TidyType is a smart keyboard that fixes typos and translates your text right where you type — with a single tap. Whether you're smoothing out a text message, tightening up an email, or writing to a Korean friend in casual 반말, TidyType edits your draft in place. Type the way you usually do, then tap Tidy. WHAT IT DOES • Fixes grammar, spelling, and phrasing • Translates between English, Korean, and Spanish • Formality control for output (auto, casual / 반말, or formal / 존댓말) • Works wherever you type — messages, email, notes, social media • Highlight specific text to Tidy just that part BUILT FOR • Non-native speakers writing in English or another language • Anyone messaging friends or family across a language gap • Fast typers who don't want to slow down to fix mistakes Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://tidytype.a19labs.com/privacy.html

Screenshots

ChatNPU4 screens
TidyType4 screens

Verdict

The call

The clearest difference is update cadence: ChatNPU at every 8 days against TidyType's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ChatNPU ships an update every 8 days, TidyType every 3 weeks. Both last shipped on October 31, 2026.

Scorecard1 real difference · 9 level
ChatNPU versus TidyType: the parameters behind the verdict, then further details
ParameterChatNPUTidyType
PriceFreeFree
Rating—5.0 (5 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—5 — better
Update frequencyEvery 8 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad — betteriPhone
Requires iOS16.016.0
Further details — not scored
Size3 MB3 MB
Age rating4+4+
DeveloperRBN SPC LTD0923Labs LLC

In-app purchases

None

ChatNPU

No in-app purchases

None

TidyType

No in-app purchases

Questions

Is ChatNPU free?
ChatNPU is free to download, with no in-app purchases.
Is TidyType free?
TidyType is free to download, with no in-app purchases.
Do ChatNPU or TidyType have ads?
Neither ChatNPU nor TidyType shows ads.
Which is updated more often, ChatNPU or TidyType?
ChatNPU ships an update every 8 days, and TidyType every 3 weeks. Most recently, ChatNPU was updated on October 31, 2026 and TidyType on October 31, 2026.

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