Comparison

Glarity AI vs Sumr

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

Head to head
About

Glarity AI

This browser extension offers real-time full-page translations and AI-powered summaries for any webpage, including videos and emails. It supports multiple translation engines and allows for side-by-side comparisons of original and translated text.

Highlights
  • Real-time full-page translation
  • Side-by-side translation comparison
  • Multiple translation engines
  • Webpage summarization
  • AI conversation about web content
  • Customizable translation prompts
Features
Read full description

**Glarity: Your Go-To Translation and Summary Tool** Glarity, a free and open-source browser extension designed to enhance your browsing experience on YouTube, Google, Twitter, and any webpage. With Glarity, you can easily get real-time full-page translations and cross-language summaries for videos, searches, emails, and more. --- Key Features: --- Real-Time Full-Page Translation: •Mirror Translation /Side-by-Side Translation:Effortlessly compare original and translated text side by side, enjoy an immersive translation experience. •3 Translation Engines: Easily switch between LLM Enhanced, LLM, Google, and Microsoft engines. •Webpage Translation : Customize translation prompts and translation areas for an immersive translation experience Web Summary: •Generate webpage summaries for any webpage. •Engage in conversations with AI about web content, supporting custom prompts such as extracting page content. --- Contact us: Any questions or suggestions? Please contact us at Support@sparticle.com

About

Sumr

Instantly condense web pages, articles, and videos into concise summaries. Ask follow-up questions and reformat content with custom prompts. Supports over 40 languages and offers flexible AI provider options.

Highlights
  • Instant web page summaries
  • Ask follow-up questions
  • Customizable summary prompts
  • Supports 40+ languages
  • Multiple AI provider options
  • Local summary storage
  • iCloud sync across devices
Features
Read full description

Summarize it all in one tap. Sumr turns webpages, PDFs, YouTube videos, supported social videos, and shared text into clear summaries. Use it from Safari, the Share Sheet, or Shortcuts, then keep every result in one searchable library. WHAT YOU CAN DO • Share content from Safari, Chrome, Files, Mail, Notes, and other apps • Run Summarize Text from Shortcuts or Siri and pass the result into your next action • Summarize webpages, PDFs, YouTube videos, and supported social videos • Ask follow-up questions without leaving the summary • Customize the tone, structure, and focus with your own prompt • Search and filter saved summaries by content type • Export selected summaries or your full library as Markdown • Back up and restore your summary library • Choose your summary language independently of the source CHOOSE HOW YOU USE AI On supported devices, Apple Intelligence can summarize privately on device, even offline, without an API key or Sumr quota. You can also use Sumr's built-in service or bring your own API key from OpenAI, Anthropic, Google Gemini, xAI, or an OpenAI-compatible provider. Bringing your own key does not require a Sumr subscription. SUMR PREMIUM Annual, Monthly, and Lifetime options unlock premium hosted summaries, PDF and supported social-video processing, Deep Sumr visual analysis, and follow-up features. A separate Follow Ups purchase permanently unlocks questions and custom prompts for bring-your-own-key users. Eligible purchases support Family Sharing. BUILT FOR APPLE DEVICES Your summaries and settings sync with iCloud across iPhone and iPad, with support for Apple silicon Macs. Sumr is designed to stay out of the way until you need it. PRIVACY Bring-your-own-key summarization goes directly to your selected provider. Subscriber requests are processed and immediately discarded. Summaries are saved in the app and sync through iCloud. Terms: https://sumr.1ar.io/terms-of-service/ Privacy: https://sumr.1ar.io/privacy-policy/

Screenshots

Glarity AI3 screens
Sumr4 screens

Verdict

The call

The clearest difference is review sentiment: Sumr at 80% against Glarity AI's 33%. Glarity AI's advantage is in-app purchases (none vs 4) and iOS requirement (16.0 vs 18.0). On price, update cadence, ads 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. Sumr sells 4 in-app purchases, starting at $2.99 per month. Glarity AI asks for nothing beyond the download.

UpkeepUpdate frequency

Glarity AI ships an update monthly, Sumr every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
Glarity AI versus Sumr: the parameters behind the verdict, then further details
ParameterGlarity AISumr
PriceFreeFree
Rating—3.3 (7 ratings) — better
Positive reviews33.3% of reviews80.0% of reviews — better
Number of ratings—7 — better
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS16.0 — better18.0
Further details — not scored
Size31 MB117 MB
Age rating4+4+
DeveloperSparticle IncPavel Larionov

Customer experience

Glarity AI

Written reviews9 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Sumr

All ratings6 ratings
Positive50.0%
Neutral16.7%
Negative33.3%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

In-app purchases

None

Glarity AI

No in-app purchases

4 purchases

Sumr

Subscriptions2
  • Subscribe (monthly)7 Days trial$2.991 Month
  • Subscribe (yearly)7 Days trial$22.991 Year
One-time2
  • Follow Up$3.99
  • Lifetime$59.99

Questions

Is Glarity AI free?
Glarity AI is free to download, with no in-app purchases.
Is Sumr free?
Sumr is free to download, with in-app purchases available.
Do Glarity AI or Sumr have ads?
Neither Glarity AI nor Sumr shows ads.
Which is updated more often, Glarity AI or Sumr?
Glarity AI ships an update monthly, and Sumr every 3 weeks. Most recently, Glarity AI was updated on November 3, 2026 and Sumr on October 30, 2026.

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