# Kilonotes vs ProdIoT

The clearest difference is in-app purchases: ProdIoT at none against Kilonotes's 20. ProdIoT also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.6). Kilonotes's advantage is update cadence (weekly vs every 21 months). On price and device support there is nothing between them.

Both are free to download. Kilonotes sells 20 in-app purchases, starting at $0.99 per month. ProdIoT asks for nothing beyond the download.

Kilonotes ships an update weekly, ProdIoT every 21 months. The most recent releases landed on October 26, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Kilonotes | ProdIoT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5K ratings)](https://appshunter.io/ios/app/kilonotes-notes-and-mark-up-pdf/id1514322479/reviews)** | — |
| Number of ratings | **5K** | — |
| Positive reviews | 70.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 21 months |
| Monetization | Free with in-app purchases | — |
| Size | 482 MB | 58 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hefei T-Stack Information Technology Co., Ltd.](https://appshunter.io/developer/1514322478) | [Creamobile Bilisim Teknolojileri Limited Sirketi](https://appshunter.io/developer/857772718) |

## What reviewers say

### Kilonotes

[App page](https://appshunter.io/ios/app/kilonotes-notes-and-mark-up-pdf/id1514322479)

This app offers a digital notebook experience for handwritten notes, PDF annotation, and study organization. It features freehand drawing, text extraction, AI assistance for learning, and customizable templates to enhance productivity and learning.

**Highlights:** Handwritten note-taking, PDF annotation and markup, AI assistant for learning, OCR text extraction, Customizable notebooks and templates, Recording function, Global PDF search

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

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cloud space monthly membership | $0.99 | per month |
| Monthly Subscription | $1.99 | per month |
| Quarterly Plan | $4.99 | per 3 months |
| AIChat | $5.99 | per month |
| Year Subscription | $8.99 | per year |
| Annual Plan | $9.99 | per year |
| Cloud space annual membership | $9.99 | per year |
| ExamPolitics_2019_2023_test | Free | one-time |
| Summer Forest 2022 Handbook | $0.99 | one-time |
| Xiaofen Diary 2022 Handbook | $0.99 | one-time |
| Fresh 2022 Handbook | $0.99 | one-time |
| 康奈尔笔记 | $0.99 | one-time |
| Cartoon mistake book | $0.99 | one-time |
| Paid Notebook | $0.99 | one-time |
| Alice | $1.99 | one-time |
| 咸鱼日常 | $1.99 | one-time |
| AI Points Products | $1.99 | one-time |
| 月亮兔 | $1.99 | one-time |
| Paid Notebook | $2.99 | one-time |
| Lifetime Access | $19.99 | one-time |

**What reviewers like**

- 🚀 Affordable
- 🚀 Lots of free features
- 👍 Easy to use and intuitive
- 👍 Customizable notebooks and pages
- 👍 Good alternative to paid apps

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 🐛 Syncing and backup issues
- 🔒 Lack of password protection or privacy features
- 👎 Limited free notebooks
- 👎 Some features locked behind paywall

**Reported bugs**

- Notebooks and notes getting deleted or scrambled
- Lag and performance issues when writing or zooming
- Inconsistent behavior of the pen and eraser tools

**Requested features**

- Add more free sticker packs and templates
- Improve the lasso tool and image editing
- Implement iCloud or cloud sync
- Add a dark mode option
- Improve the audio recording and playback features


### ProdIoT

[App page](https://appshunter.io/ios/app/prodiot/id6474253119)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kilonotes free?

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

### Is ProdIoT free?

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

### Do Kilonotes or ProdIoT have ads?

Kilonotes shows ads; ProdIoT does not.

### Which is updated more often, Kilonotes or ProdIoT?

Kilonotes ships an update weekly, and ProdIoT every 21 months. Most recently, Kilonotes was updated on October 26, 2026 and ProdIoT on September 28, 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.*