# Study Timer & Log vs Inivo

The clearest difference is update cadence: Study Timer & Log at daily against Inivo's every 5 days. Inivo's advantage is iOS requirement (15.0 vs 17.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Study Timer & Log sells 2 in-app purchases, starting at $1.99 per month and Inivo sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Study Timer & Log ships an update daily, Inivo every 5 days. The most recent releases landed on November 12, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Study Timer & Log | Inivo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/study-timer-and-log-study-buddy/id6764601072/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 5 days |
| Monetization | Freemium | — |
| Size | 19 MB | 40 MB |
| Requires iOS | 17.5 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZEC Inc.](https://appshunter.io/developer/1889726396) | [Ege Cem Sun](https://appshunter.io/developer/1763311660) |

## What reviewers say

### Study Timer & Log

[App page](https://appshunter.io/ios/app/study-timer-and-log-study-buddy/id6764601072)

Enhance your study sessions with a virtual companion that grows as you learn. Track your progress, set study plans, and enjoy ambient sounds. Features include lock screen widgets, control center integration, and optional pairing with a friend.

**Highlights:** Virtual pet that grows with study time, Lock screen and Dynamic Island integration, Home screen widgets and Control Center access, Study plans and AI integration, Ambient study sounds, Pomodoro timer and daily goals, Study Pair with a friend

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Study Buddy Premium Monthly | $1.99 | per month |
| Study Buddy Premium Yearly | $11.99 | per year |


### Inivo

[App page](https://appshunter.io/ios/app/inivo-ai-study-starter/id6772307366)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Inivo Pro | $4.99 | per month |
| Inivo Pro | $29.99 | per year |


## Frequently asked questions

### Is Study Timer & Log free?

Study Timer & Log is free to download, with in-app purchases available.

### Is Inivo free?

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

### Do Study Timer & Log or Inivo have ads?

Neither Study Timer & Log nor Inivo shows ads.

### Which is updated more often, Study Timer & Log or Inivo?

Study Timer & Log ships an update daily, and Inivo every 5 days. Most recently, Study Timer & Log was updated on November 12, 2026 and Inivo on October 31, 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.*