# VOF Solver vs Keepy

The clearest difference is price: Keepy at Free against VOF Solver's $0.99. Keepy also leads on review sentiment (100% vs 57%) and rating (4.8 vs 3.5). VOF Solver's advantage is in-app purchases (none vs 5) and ads (none vs shown). On device support there is nothing between them.

Keepy is free to download; VOF Solver costs $0.99 up front. Keepy sells 5 in-app purchases, starting at $1.99 per month. VOF Solver asks for nothing beyond the download.

Keepy holds the better App Store score, 4.8 against 3.5. That said, the two scores are not equally well evidenced: Keepy has 48 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 57% of VOF Solver's written reviews are positive against 100% of Keepy's.

VOF Solver ships an update every 36 months, Keepy every 2 weeks. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | VOF Solver | Keepy |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.5 (4 ratings)](https://appshunter.io/ios/app/vof-solver/id553282872/reviews) | **[4.8 (48 ratings)](https://appshunter.io/ios/app/keepy-private-vault/id6754024849/reviews)** |
| Number of ratings | 4 | **48** |
| Positive reviews | 57.1% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 36 months | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 1 MB | 111 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [admaDIC Rainer Schwarze & Annett Schwarze GbR](https://appshunter.io/developer/553282875) | [Roman Savenok](https://appshunter.io/developer/1230893715) |

## What reviewers say

### VOF Solver

[App page](https://appshunter.io/ios/app/vof-solver/id553282872)

This app assists players in the Voltorb Flip mini-game within Pokémon HeartGold and SoulSilver. It calculates optimal moves to minimize risk and maximize rewards by analyzing row and column sums.

**Highlights:** Set row and column sums, Displays progress and solutions, Real-time risk assessment, Color-coded risk indicators, Filters and updates risk levels, Optimized for speed and memory

**Features:** Vision Pro support

**In-app purchases:** none


### Keepy

[App page](https://appshunter.io/ios/app/keepy-private-vault/id6754024849)

Securely hide your photos, videos, and files with a fully offline vault. Create multiple PIN-protected vaults, including fake ones, to keep your personal content private on your device. Your data is never collected, synced, or backed up.

**Highlights:** Multiple PIN-protected vaults, Fully offline local storage, Hide photos, videos, and files, Fake vaults for added privacy, Smart export to ZIP archive, Activity log for access attempts

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Medium Vault | $1.99 | per month |
| Unlimited Vault | $3.99 | per month |
| Unlimited Vault for a week | $4.99 | per 7 days |
| Weekly Vault | $4.99 | per 7 days |
| Yearly Subscription | $24.99 | per year |


## Frequently asked questions

### Is VOF Solver free?

VOF Solver costs $0.99, with no in-app purchases.

### Is Keepy free?

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

### Which has better reviews, VOF Solver or Keepy?

Keepy is rated higher. VOF Solver averages 3.5 out of 5 from 4 ratings, while Keepy averages 4.8 from 48 ratings.

### Do VOF Solver or Keepy have ads?

Keepy shows ads; VOF Solver does not.

### Which is updated more often, VOF Solver or Keepy?

VOF Solver ships an update every 36 months, and Keepy every 2 weeks. Most recently, VOF Solver was updated on October 23, 2026 and Keepy on October 25, 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.*