# Genius Vault vs Duracell Energy

The clearest difference is in-app purchases: Duracell Energy at none against Genius Vault's 2. Duracell Energy also leads on iOS requirement (15.1 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Genius Vault sells 2 one-off in-app purchases. Duracell Energy asks for nothing beyond the download.

Genius Vault ships an update every 6 weeks, Duracell Energy monthly. Both last shipped on November 3, 2026.

## The numbers

| Metric | Genius Vault | Duracell Energy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/genius-vault/id6446293764/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 6.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 6 MB | 29 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oliver Rider](https://appshunter.io/developer/1645853919) | [Puredrive Energy Ltd](https://appshunter.io/developer/1536396853) |

## What reviewers say

### Genius Vault

[App page](https://appshunter.io/ios/app/genius-vault/id6446293764)

Organize research notes, ideas, URLs, and code snippets in a centralized digital vault. Easily save, categorize, and retrieve information across your Apple devices. Perfect for students and researchers seeking focused organization.

**Highlights:** Store research notes and ideas, Save URLs, instructions, and code snippets, Detect and paste from clipboard, Highlight, favorite, and pin records, URL validation and direct linking, Cloud sync across Apple devices, 7-day record restore

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $1.99 | one-time |
| Unlock Pro Access | $2.99 | one-time |


### Duracell Energy

[App page](https://appshunter.io/ios/app/duracell-energy/id6460931680)

Monitor your home's energy consumption and the status of your connected devices, including battery storage and EV chargers. Track solar generation, battery usage, and grid energy flow with historical data visualization.

**Highlights:** Monitor home energy status, View battery and EV charger status, Track household energy consumption, Analyze solar generation and grid usage, Access historical energy data

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use (for basic viewing)
- 👍 Hardware is good/great
- 👍 Customer support is excellent/swift (for hardware issues)
- 👍 Dura-i app is preferred by some users

**What reviewers complain about**

- 😞 Inaccurate/unreliable data
- 😞 Live data is not live (significant lag)
- 😞 Scheduling features don't work/unreliable
- 😞 Poor UI/UX, clunky and unintuitive
- 😞 Frequent logouts, requires re-login

**Reported bugs**

- Live view updates with significant delay (5-12 minutes, or up to 2 hours)
- Other views take hours to update
- Charge/discharge scheduling never works or is unreliable
- App keeps logging out
- Data lag makes energy tracking useless

**Requested features**

- Allow discharge based on available stored power as well as time
- Discharge to grid any stored power >20% when grid needs energy
- Biometric authentication (Face ID)
- App scaling for iPad
- Error/fault reporting


## Frequently asked questions

### Is Genius Vault free?

Genius Vault is free to download, with in-app purchases available.

### Is Duracell Energy free?

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

### Do Genius Vault or Duracell Energy have ads?

Neither Genius Vault nor Duracell Energy shows ads.

### Which is updated more often, Genius Vault or Duracell Energy?

Genius Vault ships an update every 6 weeks, and Duracell Energy monthly. Most recently, Genius Vault was updated on November 3, 2026 and Duracell Energy on November 3, 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.*