OneCharge EV vs Battem
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OneCharge EV
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This application provides a one-stop charging service solution for new energy resources owners. The core functions include: Precision location navigation: The location, type (fast charge / slow charge) and idle status of peripheral charging stations are updated in real time, supporting multidimensional filtering (distance, price, power). Smart management: Automatically push notifications when charging is complete, enabling remote termination of charging. Transparency in billing: Multiple payment methods are integrated, charging charges are synchronized with electricity prices in real time, and detailed billing and historical records are available. Comments section interactive: users can share charging experience, evaluate station facilities, obtain charging offers and points awards, and participate in low-carbon travel activities. Special services cover: Real-time monitoring of charging pile status (such as failure warning, equipment occupancy), adapt to the mainstream of new energy resources vehicles.
Battem
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Powerbank rental app
Screenshots
Verdict
The clearest difference is update cadence: Battem at fortnightly against OneCharge EV's every 2 months. OneCharge EV's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OneCharge EV ships an update every 2 months, Battem fortnightly. The most recent releases landed on September 30, 2026 and October 9, 2026 respectively.
| Parameter | OneCharge EV | Battem |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 62 MB | 79 MB |
| Age rating | 4+ | 4+ |
| Developer | One Charge New Energy and Technology Sole Co., Ltd | Balamy Sokthavy |
In-app purchases
OneCharge EV
No in-app purchases
Battem
No in-app purchases
