Comparison

Spike AI vs Notion CSV sync

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Spike AI

Run powerful AI models locally on your device without cloud dependence. Enjoy private, fast responses and full control over your AI experience. Ideal for developers and AI enthusiasts seeking unlimited model usage and zero tracking.

Highlights
  • Run AI models locally
  • No cloud dependence
  • Private data processing
  • Zero cloud costs
  • Unlimited model usage
  • Instant responses
Features
Read full description

Meet Spike: AI chat on your iPhone, with a choice of where your model runs. GET STARTED WITH SPIKE CLOUD Create a free account in the app, verify your email, and start chatting. You do not need a computer or your own server. Free usage limits apply. This version offers no in-app subscriptions or purchases. USE YOUR OWN MODELS Connect an OpenAI-compatible server, including LM Studio, or download an on-device model on a supported iPhone. These options do not require a Spike account. Model downloads need available storage, and on-device performance depends on your iPhone and the selected model. CONNECT YOUR COMPUTER Use an account-linked Runtime from Spike on your computer, and follow Agent work from your iPhone. Computer and Runtime setup are required for these optional features. KEEP YOUR CONVERSATIONS TOGETHER Sign in with the same Spike account across devices to sync encrypted conversations. Organize chats in projects and choose tools for the task at hand. Tools that use iPhone features request the relevant permissions. Cloud chats are processed by Spike Cloud; on-device models run on your iPhone; a connected server processes the chats you send to it. Choose the option that fits your needs.

About

Notion CSV sync

Features
Read full description

Notion CSV sync makes it simple to import and update your Notion databases from CSV files with professional-grade control over your data. Whether you're migrating data, maintaining a product catalog, or keeping records up to date, this app provides the advanced tools you need for precise data management. WHAT MAKES THIS DIFFERENT While Notion offers basic CSV import, Notion CSV sync provides advanced filtering and control that transforms how you work with data. Test syncs with sample rows before committing. Remove duplicates automatically. Filter by specific criteria. Select exact row ranges. This level of precision is essential for real-world data management. ADVANCED ROW FILTERING Row Range Selection - Import specific ranges like rows 1-100 or 500-1000, perfect for batch processing or targeting specific sections Column-Based Filtering - Apply sophisticated conditions including equals, contains, starts with, ends with, is empty, and more. Chain multiple filters for precise control Duplicate Removal - Automatically detect and remove duplicates based on any column, with case sensitivity options and choice of keeping first or last occurrence Sample Testing - Import every Nth row to test your configuration with representative data before running a full sync Combined Filtering - Mix and match methods to create exactly the data subset you need SMART COLUMN MAPPING Automatic matching of CSV columns to Notion properties Support for all major property types including text, numbers, dates, select, multi-select, checkboxes, URLs, email, phone, people, files, and relations Visual mapping interface with type indicators Flexible ignore option for unused columns INTELLIGENT SYNC MODES Add New Entries - Only create new records Update Existing - Only update existing records Add and Update - Intelligently merge new and existing data Key column selection for precise matching RELATION FIELD SUPPORT Link entries between databases automatically with exact matching Support for multiple relations using semicolon separators Clear warnings for unmatched values Pre-caching for faster processing SECURE AND PRIVATE OAuth 2.0 authentication with credentials stored in iOS Keychain Client secrets protected by secure backend proxy You control which Notion pages the app can access No data collection IMPORT FROM ANYWHERE Share Extension for importing from Files, Mail, or any app Direct file opening by double-tapping CSV files Seamless handoff from Share Sheet to main app PROFESSIONAL EXPERIENCE Real-time progress tracking with detailed counts Concurrent processing with intelligent rate limiting Automatic retry logic for network issues Comprehensive sync history with detailed records Partial success handling Background sync support with notifications PERFECT FOR Data migrations requiring precise control Product catalogs with duplicate prevention Testing configurations with sample data Processing large datasets in batches Importing filtered data subsets Inventory and project database updates Any scenario requiring sophisticated bulk data import

Screenshots

Spike AI4 screens
Notion CSV sync4 screens

Verdict

The call

The clearest difference is price: Spike AI at Free against Notion CSV sync's $12.00. Spike AI also leads on iOS requirement (17.0 vs 26.0). Notion CSV sync's advantage is update cadence (every 4 days vs every 10 days). On ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Spike AI is free to download; Notion CSV sync costs $12.00 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Spike AI ships an update every 10 days, Notion CSV sync every 4 days. The most recent releases landed on September 19, 2026 and September 21, 2026 respectively.

Scorecard3 real differences · 7 level
Spike AI versus Notion CSV sync: the parameters behind the verdict, then further details
ParameterSpike AINotion CSV sync
PriceFree — better$12.00
Rating3.0 (10 ratings) — better—
Positive reviews71.4% of reviews—
Number of ratings10 — better—
Update frequencyEvery 10 daysEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS17.0 — better26.0
Further details — not scored
Size119 MB5 MB
Age rating4+4+
DeveloperJan StellmannJohn-Erling Holmenes Fredriksen

In-app purchases

None

Spike AI

No in-app purchases

None

Notion CSV sync

No in-app purchases

Questions

Is Spike AI free?
Spike AI is free to download, with no in-app purchases.
Is Notion CSV sync free?
Notion CSV sync costs $12.00, with no in-app purchases.
Do Spike AI or Notion CSV sync have ads?
Neither Spike AI nor Notion CSV sync shows ads.
Which is updated more often, Spike AI or Notion CSV sync?
Spike AI ships an update every 10 days, and Notion CSV sync every 4 days. Most recently, Spike AI was updated on September 19, 2026 and Notion CSV sync on September 21, 2026.

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