Comparison

Chain VPN vs eWCAT

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

Head to head
About

Chain VPN

This app offers a fast and stable VPN connection with strong encryption for privacy and device protection. It requires no registration and connects in just a few clicks, ensuring a secure browsing experience without storing logs. Enjoy maximum speed for gaming and streaming.

Highlights
  • No ads
  • No registration required
  • No log storage
  • One-click connection
  • Fast and stable connection
  • Strong traffic encryption
Features
Read full description

Download Chain VPN on your iPhone or iPad and start using the fastest VPN! Features: - No ads - No registration required - Our VPN does not store logs - Connect in a couple of clicks - Fast, stable VPN connection ► FAST SETUP We've made using our app easy — just a couple of clicks, and you can already use the VPN. No registration or email address required. ► PRIVACY AND DEVICE PROTECTION We take the privacy of our users very seriously, so we never share the browsing history. Additionally, we use strong traffic encryption to protect against interception. ► THE FASTEST VPN Whether you're playing games or watching movies in high resolution, Chain VPN ensures a channel with maximum speed and protection. A subscription (paid) is required to use the app. Subscription options are available within the app. Additional info: • Payment will be charged to your Apple ID account at confirmation of purchase • Subscription automatically renews unless cancelled at least 24 hours before the end of the current period • Manage or cancel your subscription in your Apple ID Account Settings If you have any questions or suggestions, write to us: help@chain-vpn.sbs Privacy Policy: https://chain-vpn.sbs/privacy-policy-en.html Terms of Use: https://chain-vpn.sbs/terms-of-service-en.html

About

eWCAT

Features
Read full description

eWCAT, electronic Well Control Assurance Tool - a tool to help monitor and manage well control compliance, provides a detailed view of the current well control compliance status of every work unit under contract, and can be used to report KPI Key Performance Indicator data. It helps ensure consistency, rigour and transparency throughout your company in the assurance of well control. The objective is to reduce the risk of a major well control incident occurring.

Screenshots

Chain VPN4 screens
eWCAT4 screens

Verdict

The call

The clearest difference is in-app purchases: eWCAT at none against Chain VPN's 3. eWCAT also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (9.0 vs 15.0). 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. Chain VPN sells 3 in-app purchases, starting at $2.99 per month. eWCAT asks for nothing beyond the download.

UpkeepUpdate frequency

Chain VPN ships an update every 3 months, eWCAT every 3 weeks. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

Scorecard3 real differences · 6 level
Chain VPN versus eWCAT: the parameters behind the verdict, then further details
ParameterChain VPNeWCAT
PriceFreeFree
Rating5.0 (7 ratings) — better—
Number of ratings7 — better—
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscription—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.09.0 — better
Further details — not scored
Size10 MB41 MB
Age rating4+4+
DeveloperChuzl LLCEraze Computer Software B.V.

In-app purchases

3 purchases

Chain VPN

Subscriptions3
  • Chain VPN (Month)3 Days trial$2.991 Month
  • Chain VPN (3 Months)3 Days trial$6.993 Months
  • Chain VPN (Year)3 Days trial$19.991 Year
None

eWCAT

No in-app purchases

Questions

Is Chain VPN free?
Chain VPN is free to download, with in-app purchases available.
Is eWCAT free?
eWCAT is free to download, with no in-app purchases.
Do Chain VPN or eWCAT have ads?
Neither Chain VPN nor eWCAT shows ads.
Which is updated more often, Chain VPN or eWCAT?
Chain VPN ships an update every 3 months, and eWCAT every 3 weeks. Most recently, Chain VPN was updated on November 3, 2026 and eWCAT on November 7, 2026.

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