TommaTech vs LEMCHARGE
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
TommaTech
Monitor your inverter's real-time performance, including power generation and consumption. Analyze operational data at a minute level to ensure optimal inverter function.
- Real-time inverter data viewing
- Minute-level statistical analysis
- Online status tracking
- Power generation monitoring
- Power consumption tracking
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Tommatech app can view the data reported by the inverter in real time, conduct minute level statistical analysis on whether the inverter is online, power generation, power consumption and on-line power, and master the operation of the inverter in time.
LEMCHARGE
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Charge phone anytime anywhere stw is network of portable, compact and reliable power banks at stw stations. itβs quite easy to carry power banks with you all the time. Featuring an easy user interface and affordable pricing, this smartphone app is all set to free you from constant thinking of where to charge your phone. Phone Charging anytime anywhere Whether you are on a night out with friends or going on a road trip across London with your family, you can charge your phone anytime anywhere at any time. Simple locate the charging station, reach the location, scan QR and use the power bank. Travel stress-free and light. No more bulky power banks or charges - and say goodbye to that feelings of impending doom when you see the sign of low battery! How do I pay? The stw app offers safe and secure payment options. β¨Just pay 99p for 60 minutes or Β£2,95 for 24 hours charging. Pay with credit/debit cards, Google Pay and Apple Pay. stw is now available everywhere with fully charged power bank and that costs lower than your own power bank, pay only when you need. How to use stw: Rent Power Bank On the Go: Download and launch the app Locate charging stations by viewing them from appβs map Use credit/debit card or Google Pay and Apple Pay to complete registration Scan the QR code using stw App at nearby station to access battery Power Bank will be unlocked & ready to charge your phone Use portable charger to charge your phone on the go Charge your phone and enjoy! Return a Power Bank to any stw station Features of stw: Rent Power Bank On the Go: Round the clock portable phone charging 24/7 battery charging stations all across region Wide network of phone charging stations Borrow a portable charger and charge phone anywhere Use the map to navigate to stations Safe and secure phone charger app Affordable fees for charging phone Hassle-free utility app for all mobile users Multiple payment options include Credit/Debit cards, Google and Apple Pay Safe and secure payment options with complete transparency Discrete utility app suitable for powering phone on the go Cables including, QR Scanner phone charger Would you like to put an end to the constant fear of running out of battery life? If yes, what are you waiting for? Download stw: Rent Power Bank On the Go today!
Screenshots
Verdict
The clearest difference is update cadence: LEMCHARGE at fortnightly against TommaTech's every 6 weeks. TommaTech's advantage is iOS requirement (11.0 vs 13.4). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TommaTech ships an update every 6 weeks, LEMCHARGE fortnightly. The most recent releases landed on November 3, 2026 and October 24, 2026 respectively.
| Parameter | TommaTech | LEMCHARGE |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 12.5% of reviews | β |
| Update frequency | Every 6 weeks | Fortnightly β better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone, iPad, iPod β better | iPhone, iPod |
| Requires iOS | 11.0 β better | 13.4 |
| Further details β not scored | ||
| Size | 68 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | TommaTech GmbH | Shenzhen Zhongxinli Electronic Technology Co., Ltd. |
In-app purchases
TommaTech
No in-app purchases
LEMCHARGE
No in-app purchases









