Comparison

Clearsign vs iSystem

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

Head to head
About

Clearsign

Effortlessly sign documents and gain peace of mind with AI-powered contract analysis. Upload handwritten signatures for a professional touch. Get clear, structured insights and smart summaries to understand agreements better.

Highlights
  • Effortless e-signatures
  • AI document analysis
  • Identify potential risks
  • Ask custom questions about documents
  • Structured document insights
  • Smart summaries
Features
Read full description

Sign documents with AI. This app makes e-signatures effortless and fast, and you can analyze agreements and contracts with AI when signing for extra peace of mind. Don’t just sign, sign with confidence from now on! You can even take a picture of your handwritten signature on paper and use to sign for a more professional touch, no more awkward scribbles on your screen! - Easy sign of documents - AI analysis of the documents - Uncover potential risks - Ask your own questions about the documents - Clear, structured document insights - Smart Summaries Perfect for both individuals or business professionals. Access to content and features requires a paid subscription, with a free trial available for all new users. Privacy Policy: https://revinade.com/privacy-policy Terms of Use: https://revinade.com/terms-of-use

About

iSystem

Features
Read full description

Ứng dụng này giúp tối ưu hóa quy trình hỗ trợ khách hàng và nhân viên trong việc đặt hàng sản phẩm, tạo nên một hệ thống tích hợp mạnh mẽ giữa quản lý sản xuất và quy trình mua hàng, đáp ứng nhu cầu sau sản xuất.

Screenshots

Clearsign4 screens
iSystem4 screens

Verdict

The call

The clearest difference is in-app purchases: iSystem at none against Clearsign's 6. iSystem also leads on update cadence (every 2 days vs every 2 weeks) and iOS requirement (13.4 vs 17.0). On price, 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. Clearsign sells 6 in-app purchases, starting at $7.99 per 7 days. iSystem asks for nothing beyond the download.

UpkeepUpdate frequency

Clearsign ships an update every 2 weeks, iSystem every 2 days. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.

Scorecard3 real differences · 6 level
Clearsign versus iSystem: the parameters behind the verdict, then further details
ParameterClearsigniSystem
PriceFreeFree
Rating4.7 (26 ratings) — better—
Number of ratings26 — better—
Update frequencyEvery 2 weeksEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.013.4 — better
Further details — not scored
Size115 MB29 MB
Age rating4+17+
DeveloperRevinade ABISD Corp

In-app purchases

6 purchases

Clearsign

Subscriptions6
  • Weekly Premium$7.997 Days
  • premium7 Days trial$9.997 Days
  • Weekly Pro3 Days trial$9.997 Days
Show 3 more
  • Monthly Premium$19.991 Month
  • Yearly Premium$49.991 Year
  • Yearly Premium7 Days trial$69.991 Year
None

iSystem

No in-app purchases

Questions

Is Clearsign free?
Clearsign is free to download, with in-app purchases available.
Is iSystem free?
iSystem is free to download, with no in-app purchases.
Do Clearsign or iSystem have ads?
Neither Clearsign nor iSystem shows ads.
Which is updated more often, Clearsign or iSystem?
Clearsign ships an update every 2 weeks, and iSystem every 2 days. Most recently, Clearsign was updated on October 30, 2026 and iSystem on November 4, 2026.

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