# Cogni vs Studeli

Cogni and Studeli are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Cogni sells 9 in-app purchases, starting at $4.99 per month and Studeli sells 4 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Cogni ships an update every 9 days, Studeli every 10 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Cogni | Studeli |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.7K ratings)](https://appshunter.io/ios/app/cogni-ai-flashcards-and-notes/id6737768905/reviews)** | — |
| Number of ratings | **1.7K** | — |
| Positive reviews | 35.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 10 days |
| Monetization | Freemium | — |
| Size | 75 MB | 82 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | +4 | 12+ |
| Developer | [COGNIFLY LTD](https://appshunter.io/developer/1808620132) | [Studeli B.V.](https://appshunter.io/developer/6796294910) |

## What reviewers say

### Cogni

[App page](https://appshunter.io/ios/app/cogni-ai-flashcards-and-notes/id6737768905)

This app uses AI to generate flashcards from various sources like PDFs, notes, or audio. It employs spaced repetition for efficient memorization and allows importing existing decks. Study notes can be generated alongside cards, and a library of pre-made decks is available.

**Highlights:** AI flashcard generation, FSRS spaced repetition, Anki deck import, Notes alongside cards, Offline study, Pre-made deck library, Cross-platform sync

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Monthly | $7.99 | per month |
| Premium Monthly | $14.99 | per month |
| Premium Annual | $19.99 | per year |
| Premium Annual | $24.99 | per year |
| Premium Annual | $29.99 | per year |
| Premium Annual | $49.99 | per year |
| Lifetime Premium | $69.99 | one-time |
| Premium Lifetime | $99.99 | one-time |

**What reviewers like**

- 👍 Great app for memorizing and growing recall skills
- 🚀 Lifesaver for challenging, memory-heavy subjects like med school
- 👍 Sleek and user-friendly interface, no distractions

**What reviewers complain about**

- 🐛 Locked up referring to an upgrade page, couldn't continue using the app
- 🐛 Not easy to use, inaccurate for Spanish language
- 🐛 Desktop flashcards deck won't sync with mobile, forcing duplicate work

**Reported bugs**

- App no longer available after paying for annual subscription
- Occasional crashes

**Requested features**

- Integrate ChatGPT or Claude for automatic card creation
- Add sub-decks for larger decks that need more review
- Improve algorithm for hard/again ratings to better target struggling cards
- Add subsections for decks to study different sections separately


### Studeli

[App page](https://appshunter.io/ios/app/studeli-ai-study-and-exam-tools/id6796294908)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard | $6.99 | per month |
| Plus | $13.99 | per month |
| Standard | $41.99 | per year |
| Plus | $83.99 | per year |


## Frequently asked questions

### Is Cogni free?

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

### Is Studeli free?

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

### Do Cogni or Studeli have ads?

Neither Cogni nor Studeli shows ads.

### Which is updated more often, Cogni or Studeli?

Cogni ships an update every 9 days, and Studeli every 10 days. Most recently, Cogni was updated on November 5, 2026 and Studeli 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.*