Kilonotes vs SPSS File Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kilonotes
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.
- Handwritten note-taking
- PDF annotation and markup
- AI assistant for learning
- OCR text extraction
- Customizable notebooks and templates
- Recording function
- Global PDF search
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We sincerely invite you to join us in exploring more efficient ways of taking notes and jointly reshape the modern learning mode. As a companion exploring new ways of taking notes, Kilonotes can meet your various needs. Whether it is recording class notes, annotating PDFs, doing test exercises, studying online courses, or organizing reading notes, Kilonotes will be your reliable study partner. Let's take good notes together. [Breakthrough the limitations of paper] ·Handwriting can be moved, scaled and rotated freely ·You can undo what you entered ·The size of the eraser can be adjusted to control the erasing range ·Scale paper function to make writing more comfortable You can insert pictures or photos, and combine text and pictures to deepen memory · Quick browsing function to help you quickly find what you need · Unlimited creation of paper, providing endless memory space ·Recording function, allowing you to take notes while listening to lectures ·Card function, create an exclusive knowledge base, you can create your card through pictures, brushes, and typing OCR function, convenient and fast text extraction A variety of fun-but-practical Journaling templates [Optimized reading experience] ·Global PDF search, quickly find what you need in the database · Outline function, convenient and fast positioning Multiple reading modes: eye protection, dark color, vision protection · Quick jump function, enter the page number to quickly navigate ·Translation function to help foreign language literature reading ·Extraction function, easy to collect important information ·PDF extension function, make reading and writing more free [Beyond the limits of the brush] · Change brush color, create custom colors, or pick any color with the eyedropper ·Adjustable brush width to adapt to various scenes ·Graffiti pen function, make notes more colorful [Custom Notebook] ·Provide many unique and beautiful covers for you to choose ·A variety of paper templates are available: blank paper, dot matrix paper, graph paper, to meet your needs ·You can import PDF and record freely in your own notebook [AI Assistant] • Built-in high-efficiency AI assistant helps you organize notes, expand knowledge points, and double your learning and work efficiency. • Exclusive AI problem-solving function supports selecting questions and sending them with one click, helping you easily overcome learning difficulties. [About subscription] Users can subscribe to the monthly subscription service of kilonotes to unlock advanced content, including custom time planning books. The subscription will be automatically renewed. If the user needs to cancel the subscription, the renewal needs to be closed 24 hours before the end of the current cycle. Users can close and cancel subscriptions and trials in their iTunes account. Contact us: feedback@top-stack.com Official website: https://www.kilonotesapp.com Privacy Policy: https://www.top-stack.com/page/ios_en_privacy.html User agreement: https://www.top-stack.com/page/Kilonotes_Terms_of_use_En.html
SPSS File Viewer
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SPSS File Viewer opens SPSS data files right on your iPhone or iPad. No desktop license, no cloud upload, no account — open a .sav file from Mail, Files or AirDrop and see your data in seconds. VIEW YOUR DATA • Fast data grid for thousands of rows and hundreds of variables • Value labels shown inline (toggle raw values any time) • Full variable dictionary: names, labels, types, formats, measurement levels, missing definitions • Value label sets with every code–label pair UNDERSTAND YOUR DATA • Frequencies with percentages, valid/cumulative percent and bar charts • Descriptive statistics: mean, median, quartiles, standard deviation, skewness, kurtosis and more • Histograms and distribution summaries • Weighted statistics — respects the weight variable stored in your file • Split-file analysis by any categorical variable • Filters, sorting, random sampling SHARE AND EXPORT • Export data to CSV or Excel (XLSX) • Copy tables as TSV (paste straight into Google Sheets or Excel) or Markdown • Statistics reports as text, Markdown or PDF • Save filtered subsets back to .sav FILE SUPPORT • SPSS .sav and compressed .zsav • SPSS portable .por • Handles long strings, custom missing values, dates and multi-byte encodings Everything runs on your device. Your data never leaves your phone. Need more than viewing? TRTT — our full SPSS alternative — adds editing, crosstabs, chi-square, t-tests, ANOVA, regression, charts and a real syntax window. Search for "TRTT" on the App Store.
Screenshots
Verdict
The clearest difference is in-app purchases: SPSS File Viewer at none against Kilonotes's 20. SPSS File Viewer also leads on ads (none vs shown). Kilonotes's advantage is iOS requirement (15.6 vs 17.0). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Kilonotes sells 20 in-app purchases, starting at $0.99 per month. SPSS File Viewer asks for nothing beyond the download.
| Parameter | Kilonotes | SPSS File Viewer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (5K ratings) — better | — |
| Positive reviews | 70.9% of reviews | — |
| Number of ratings | 5K — better | — |
| Update frequency | Weekly | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 482 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Hefei T-Stack Information Technology Co., Ltd. | Rafal Rybnik |
Bugs and requests
Kilonotes
Reported bugs
3 issues- 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
6 requests- 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
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- Allow more customization of notebooks and pages
SPSS File Viewer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Kilonotes
- Cloud space monthly membership$0.991 Month
- Monthly Subscription$1.991 Month
- Quarterly Plan$4.993 Months
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- AIChat$5.991 Month
- Year Subscription1 Year trial$8.991 Year
- Annual Plan$9.991 Year
- Cloud space annual membership$9.991 Year
- ExamPolitics_2019_2023_testFree
- Summer Forest 2022 Handbook$0.99
- Xiaofen Diary 2022 Handbook$0.99
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- Fresh 2022 Handbook$0.99
- 康奈尔笔记$0.99
- Cartoon mistake book$0.99
- Paid Notebook$0.99
- Alice$1.99
- 咸鱼日常$1.99
- AI Points Products$1.99
- 月亮兔$1.99
- Paid Notebook$2.99
- Lifetime Access$19.99
SPSS File Viewer
No in-app purchases









