CalKeyboard vs DriverTone 司機通
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CalKeyboard
This keyboard app integrates a calculator directly into your typing experience. Perform calculations without leaving your current application. It's designed for quick math needs while messaging or working.
- Integrated calculator
- Type and calculate simultaneously
- Seamless integration
- Quick calculations
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No more explanation It's a keyboard with calculator should be created already keyboard!
DriverTone 司機通
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DriverTone is a work assistant app designed for Hong Kong taxi and ride-hail drivers, helping you manage shifts, fares and daily information in one place. Shift management – record daily start/end of shifts and income. Taxi fare calculator – supports Hong Kong taxi fare rules, estimating fares by distance and time. Ride-hail fare calculator – provides fare estimates for fixed-price and hourly ride-hail trips. QR payment wallet – stores FPS, PayMe, Alipay and WeChat Pay QR codes for passengers to scan and pay. Bookings with Live Activity – manage passenger bookings with time and address; the next booking can appear as an iOS Live Activity on the Lock Screen. Hot info – shows events, traffic conditions, flight information and nearby public toilets to help plan routes. Push and local notifications – booking reminders plus traffic and airport alerts. Utility tools – tunnel references, GPS fare tool, LPG price reference and border crossing status. Profile and vehicles – manage driver profile and multiple vehicle records. Settings – language (Traditional Chinese/English), theme and feedback. Subscription – paid subscription removes banner ads.
Screenshots
Verdict
The clearest difference is ads: CalKeyboard at none against DriverTone 司機通's shown. DriverTone 司機通's advantage is update cadence (every 2 days vs every 8 months). On price, in-app purchases, 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
Both are free to download. CalKeyboard sells 1 one-off in-app purchase and DriverTone 司機通 sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
CalKeyboard ships an update every 8 months, DriverTone 司機通 every 2 days. The most recent releases landed on September 25, 2026 and September 20, 2026 respectively.
| Parameter | CalKeyboard | DriverTone 司機通 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (5 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 8 months | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 2 MB | 86 MB |
| Age rating | 4+ | 4+ |
| Developer | FebesGoods Studio | Cho Ho Chung |
In-app purchases
CalKeyboard
- Full Version$0.99
DriverTone 司機通
- 司機通 Premium 月費$0.991 Month
