# Vulpe vs KULMS+ Mobile

The clearest difference is in-app purchases: KULMS+ Mobile at none against Vulpe's 4. KULMS+ Mobile also leads on ads (none vs shown) and update cadence (every 5 days vs every 2 weeks). Vulpe's advantage is iOS requirement (13.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Vulpe sells 4 in-app purchases, starting at $4.99 per month. KULMS+ Mobile asks for nothing beyond the download.

Vulpe ships an update every 2 weeks, KULMS+ Mobile every 5 days. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Vulpe | KULMS+ Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/vulpe-study-with-a-plan/id6443739008/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 95.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 188 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [UniLink Inc.](https://appshunter.io/developer/1100530980) | [Oonishi Daichi](https://appshunter.io/developer/1893206903) |

## What reviewers say

### Vulpe

[App page](https://appshunter.io/ios/app/vulpe-study-with-a-plan/id6443739008)

This app helps you manage your reading goals by breaking down large books into daily page targets. It visualizes your progress, alerting you if you're ahead or behind schedule. Log your daily study sessions to stay on track and achieve your academic objectives.

**Highlights:** Set book completion dates, Calculate daily page goals, Log daily study progress, Visualize progress ahead/behind schedule, Receive progress notifications, Archive completed goals

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vulpe Premium Monthly | $4.99 | per month |
| Vulpe Premium Annual | $12.99 | per year |
| Vulpe Premium Yearly | $39.99 | per year |
| Vulpe Premium Outright | $29.99 | one-time |


### KULMS+ Mobile

[App page](https://appshunter.io/ios/app/kulms-plus-mobile/id6762236865)

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

**In-app purchases:** none


## Frequently asked questions

### Is Vulpe free?

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

### Is KULMS+ Mobile free?

KULMS+ Mobile is free to download, with no in-app purchases.

### Do Vulpe or KULMS+ Mobile have ads?

Vulpe shows ads; KULMS+ Mobile does not.

### Which is updated more often, Vulpe or KULMS+ Mobile?

Vulpe ships an update every 2 weeks, and KULMS+ Mobile every 5 days. Most recently, Vulpe was updated on September 22, 2026 and KULMS+ Mobile on September 24, 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.*