Comparison

Towngas 煤氣公司 vs Jima Caller ID

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

Head to head
About

Towngas 煤氣公司

This app offers a range of services for gas customers, including submitting meter readings, booking maintenance, and making payments. Stay updated on the latest promotions and manage your account conveniently.

Highlights
  • Instant meter reading submission
  • Maintenance scheduling
  • Online payment options
  • Latest promotions updates
  • Customer service access
Features
Read full description

The Hong Kong and China Gas Company Limited (Towngas) has launched a new mobile app to provide a comprehensive range of services including instant meter reading, maintenance scheduling and online payment as well as the latest promotions for customer’s convenience.

About

Jima Caller ID

This app helps Hong Kong users combat spam and scam calls by blocking unwanted numbers and identifying suspicious incoming calls. It utilizes a regularly updated database and allows users to contribute to its accuracy. The app also provides scam alerts and customizable blocking options.

Highlights
  • Block and identify incoming calls
  • Query spam call databases
  • Report spam calls
  • Whitelist and blacklist management
  • CSV import/export for lists
  • Customizable blocking actions
  • Automatic database updates
Features
Read full description

Designed for Hong Kong users, Jima Caller Id cope with the spam calls problem : there are too many spam calls, among those some are even scams. 【 Call Blocking & Identification 】「Block」or「Identify」incoming blacklist calls, being blocked calls would go to your voice mail directly, being identified calls would be displayed on the incoming call screen with an identity label 【 Query Spam Call Databases 】 Adopted hkjunkcall.com database, spam calls are collected daily and updating the database. You could offline query whether a call is a spam call 【 Report Spam Call 】Everyone contribute to flight against spam call 【 Whitelist 】add your own numbers to exclude from blocking 【 Blacklist 】add your own number to blocking 【 White & Black list import/export through CSV 】for backup or restore purpose 【 Customisation 】Actions to different category of spam calls could be set to "Block" or "Identify" according to your needs. 【 Auto update 】The app could update the database automatically on the background without your intervention. 【 Scams Alert 】We would also gather news or remainder about phone scams, hope to keep people alert and reduce number of victims Please please see tutorials inside the APP. P.S. This app won Best Smart Hong Kong (Public Sector Information Application) Certificate of Merit, HKICT awards 2016. ===================================================== Please notice: This APP WON'T upload your contacts to external servers. It access to your contacts, since older version of this app (in classic mode) used to import contact into specific contact groups (GROUP), but the iPhone itself does not provide functions to add or delete contact groups, To remove the imported group (for old users upgrade from ios9 to ios10), we must provide this function. ============================================= Auto Renewable Subscription: - No Ads & Database Auto Update [ Title ]: No Ads & Auto Update Subscription [ Length of subscription ]: Monthly, Half year or yearly [ Function ]: No Ads & Unlimited auto background update the junkcall database. Maintain the Jima APP block and identity junk calls always up to date, and app becomes ads free [ Price ]: HKD8 per month OR HKD43 per half year OR HKD83 per year [ DB updates ]: new database delivers almost every everyday, during subscription period, subscription users are being informed by push notification in priority, slience background push notification is also sending to subscription user for triggering background auto update - Payment will be charged to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period - Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase - No cancellation of the current subscription is allowed during active subscription period - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication. For screenshots and details, please refer to the user guide for how the auto-update auto renewal subscription services: https://hongkongjunkcalls.techmaxapp.com/guide/_jima/subscription-en.jsp Privacy Policy and Terms of Use: http://www.techmaxapp.com/privacy.jsp ---------------------------------------------------------- 專為港人而設既來電顯示App,一路應付香港手提電話用家都有的同樣問題 一 " 香港實在太Q多廣告電話,仲有唔少係騙徒。" 【 阻擋辨識功能 】「 阻擋」或「辨識」陌生來電,被阻擋的電話會直入留言信箱,被辨識的就會在來電畫面顯示出來 (ios10 iphone only)。 【 查詢廣告電話資料庫 】 採用 hkjunkcall的資料庫,內有過萬筆電話資料,每日不斷收集、更新。無需匯入通訊錄。 【 回報廣告電話 】舉報電話,助己助人 【 支援白名單號碼 】就算係資料庫內,都不會被阻擋 【 支援黑名單號碼 】自定你的封鎖名單 【 匯出匯入黑白名單】作為備份,回復 【 喜好設定 】 你可根據你的喜好,對不同類型廣告電話選擇動作為阻擋或辨識。 【 自動更新 】另外,自動更新功能可保持資庫最新,時刻保持有用高效。 詳細請看App內教學。不需要將電話加到通訊錄。

Screenshots

Towngas 煤氣公司4 screens
Jima Caller ID4 screens

Verdict

The call

The clearest difference is review sentiment: Jima Caller ID at 63% against Towngas 煤氣公司's 9%. Jima Caller ID also leads on rating (3.9 vs 3.0) and ratings volume (14 vs 2). Towngas 煤氣公司's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, update cadence, device support and iOS requirement 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. Jima Caller ID sells 4 in-app purchases, starting at $0.99 per month. Towngas 煤氣公司 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Jima Caller ID holds the better App Store score, 3.9 against 3.0. That said, the two scores are not equally well evidenced: Jima Caller ID has 14 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 9% of Towngas 煤氣公司's written reviews are positive against 63% of Jima Caller ID's.

UpkeepUpdate frequency

Towngas 煤氣公司 ships an update every 5 months, Jima Caller ID every 3 months. The most recent releases landed on October 19, 2026 and October 23, 2026 respectively.

Scorecard6 real differences · 4 level
Towngas 煤氣公司 versus Jima Caller ID: the parameters behind the verdict, then further details
ParameterTowngas 煤氣公司Jima Caller ID
PriceFreeFree
Rating3.0 (2 ratings)3.9 (14 ratings) — better
Positive reviews8.8% of reviews62.5% of reviews — better
Number of ratings214 — better
Update frequencyEvery 5 monthsEvery 3 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPodiPhone, iPod
Requires iOS11.0 — better12.0
Further details — not scored
Size59 MB20 MB
Age rating4+4+
DeveloperThe Hong Kong and China Gas Company Limited 香港中華煤氣有限公司TechmaxApp

Customer experience

Towngas 煤氣公司

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews57 reviews
Positive8.8%
Neutral7.0%
Negative84.2%

Jima Caller ID

All ratings14 ratings
Positive64.3%
Neutral14.3%
Negative21.4%
Written reviews80 reviews
Positive62.5%
Neutral10.0%
Negative27.5%

In-app purchases

None

Towngas 煤氣公司

No in-app purchases

4 purchases

Jima Caller ID

Subscriptions3
  • 1 Month No Ads & Auto Update$0.991 Month
  • Half Year No Ads & Auto Update$5.496 Months
  • 1 Year No Ads & Auto Update$10.491 Year
One-time1
  • Remove Popup Advertisement$12.99

Questions

Is Towngas 煤氣公司 free?
Towngas 煤氣公司 is free to download, with no in-app purchases.
Is Jima Caller ID free?
Jima Caller ID is free to download, with in-app purchases available.
Which has better reviews, Towngas 煤氣公司 or Jima Caller ID?
Jima Caller ID is rated higher. Towngas 煤氣公司 averages 3.0 out of 5 from 2 ratings, while Jima Caller ID averages 3.9 from 14 ratings.
Do Towngas 煤氣公司 or Jima Caller ID have ads?
Jima Caller ID shows ads; Towngas 煤氣公司 does not.
Which is updated more often, Towngas 煤氣公司 or Jima Caller ID?
Towngas 煤氣公司 ships an update every 5 months, and Jima Caller ID every 3 months. Most recently, Towngas 煤氣公司 was updated on October 19, 2026 and Jima Caller ID on October 23, 2026.

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