# RD Smart Tax vs SPARK EV Charging

The clearest difference is update cadence: RD Smart Tax at every 4 weeks against SPARK EV Charging's every 3 months. RD Smart Tax also leads on iOS requirement (13.0 vs 15.1). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RD Smart Tax ships an update every 4 weeks, SPARK EV Charging every 3 months. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | RD Smart Tax | SPARK EV Charging |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (6 ratings)](https://appshunter.io/ios/app/rd-smart-tax/id616843710/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 10.7% of reviews | **12.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 47 MB | 73 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Revenue Department (Thailand)](https://appshunter.io/developer/616843713) | [SPARK EV COMPANY LIMITED](https://appshunter.io/developer/1732212197) |

## What reviewers say

### RD Smart Tax

[App page](https://appshunter.io/ios/app/rd-smart-tax/id616843710)

This application simplifies filing personal income tax returns and accessing other electronic services from the Revenue Department. It offers a tax calendar, news alerts, tax calculation tools, and online submission for various tax forms. Users can also track tax refunds, find tax offices, and access educational resources.

**Highlights:** Tax calendar with deadlines, News and filing alerts, Tax calculation tool, Online tax form submission, Tax refund tracking, Revenue department office locator, Tax education resources

**In-app purchases:** none


### SPARK EV Charging

[App page](https://appshunter.io/ios/app/spark-ev-charging/id6478201256)

Find and use electric vehicle charging stations with ease. This platform allows users to locate nearby chargers, remotely start and stop sessions, and monitor real-time status. Manage your charging history, balance, and payments all within the app.

**Highlights:** Real-time charging status, Locate nearby EV stations, Remote start/stop charging, E-wallet and coupons, Charging history and balance, Smart fully-charged notifications

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RD Smart Tax free?

RD Smart Tax is free to download, with no in-app purchases.

### Is SPARK EV Charging free?

SPARK EV Charging is free to download, with no in-app purchases.

### Do RD Smart Tax or SPARK EV Charging have ads?

Neither RD Smart Tax nor SPARK EV Charging shows ads.

### Which is updated more often, RD Smart Tax or SPARK EV Charging?

RD Smart Tax ships an update every 4 weeks, and SPARK EV Charging every 3 months. Most recently, RD Smart Tax was updated on October 20, 2026 and SPARK EV Charging on October 19, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*