# Energy Max Billing vs Water Fill Timer

The clearest difference is in-app purchases: Energy Max Billing at none against Water Fill Timer's 1. Energy Max Billing also leads on ads (none vs shown) and update cadence (weekly vs every 4 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Water Fill Timer sells 1 one-off in-app purchase. Energy Max Billing asks for nothing beyond the download.

Energy Max Billing ships an update weekly, Water Fill Timer every 4 weeks. The most recent releases landed on October 27, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Energy Max Billing | Water Fill Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 4 weeks |
| Size | 30 MB | 35 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ENERGY MAX RENEWABLES (PTY) LTD](https://appshunter.io/developer/1722827523) | [akira ohmachi](https://appshunter.io/developer/1338624340) |

## What reviewers say

### Energy Max Billing

[App page](https://appshunter.io/ios/app/energy-max-billing/id6738629408)

**Features:** macOS Compatibility

**In-app purchases:** none


### Water Fill Timer

[App page](https://appshunter.io/ios/app/water-fill-timer/id6759228743)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Energy Max Billing free?

Energy Max Billing is free to download, with no in-app purchases.

### Is Water Fill Timer free?

Water Fill Timer is free to download, with in-app purchases available.

### Do Energy Max Billing or Water Fill Timer have ads?

Water Fill Timer shows ads; Energy Max Billing does not.

### Which is updated more often, Energy Max Billing or Water Fill Timer?

Energy Max Billing ships an update weekly, and Water Fill Timer every 4 weeks. Most recently, Energy Max Billing was updated on October 27, 2026 and Water Fill Timer on October 20, 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.*