248+ iOS apps curated and reviewed
If you already know Datalog App, this is the deeper bench. 248+ data log apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 |
| 2 |  | Free | 4.2★ (3.2K) | No | No | Aug 2026 |
| 3 |  | Free | 5.0★ (3) | Yes | Yes | May 2026 |
| 4 |  | Free | 4.6★ (112) | Yes | Yes | Aug 2026 |
| 5 |  | Free | 4.2★ (6) | No | No | May 2026 |
| 6 |  | Free | — | No | Yes | Aug 2026 |
| 7 |  | Free | 4.6★ (161) | No | Yes | Aug 2026 |
| 8 |  | Free | — | No | No | May 2026 |
Monitor your mobile data usage in real-time across Wi-Fi, mobile, and roaming. This app helps you understand your consumption, set custom alarms to avoid overage fees, and enhances your online privacy with VPN technology.
Effortlessly track your daily routines and accomplishments with this intuitive logging app. Customize your experience with themes and colors, and gain insights into your activity patterns. All data is stored locally for complete privacy, with a free version offering all features and an optional PRO upgrade for an ad-free experience.
Monitor your cellular, Wi-Fi, and roaming data usage with real-time tracking and customizable alerts. See remaining data, days left, and daily allowances at a glance with home screen widgets and Apple Watch support. Avoid overages and surprise bills with detailed history and smart notifications.
This app allows users to create custom logs for any type of event. It's ideal for data collection in the field, with real-time time-tagging and exportable CSV files for analysis. Track anything from ant colony behavior to sports statistics.
This app helps you remember more by tracking places, times, thoughts, and information. Capture notes with precise timestamps and locations, then easily recall past events and details. Organize your logs into multiple lists and export your data for safekeeping.
This app helps free up storage on your iPhone or iPad by removing duplicate and similar photos, videos, and contacts. It offers a one-click cleanup to boost performance and includes a secure vault for private information.
This app helps shooters of all levels track their performance with detailed shot logging, analytics, and visual heatmaps. It allows for offline use and progression monitoring to enhance accuracy and consistency.
Manually record data points using user-defined labels and NFC tags. Capture tag information like number and description alongside your collected data. Share your recorded information across devices via AirDrop.
Monitor temperature and humidity data from WiFi data loggers directly on your iOS device. View live and historical readings, receive instant alarm notifications, and quickly access data from your most important sensors.
This app allows users to create detailed checklists that capture real data, not just simple checkmarks. It supports various field types like numbers, dates, photos, and links, ensuring every record is a dated, independent snapshot of observations and actions. Data can be exported for safekeeping and analysis.