Comparison

TDMS vs CSV Viewer and Editor

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

Head to head
About

TDMS

Features
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■Manage measurement data using standard to determine pass/fail The measured torque and angle values are judged based on the upper and lower limits registered for each potion, and saved with adding date, time and pass/fail judgment result. ■Work information can be registered on the app or by imported in bulk with the master file. Work information such as standard values and number of spindle be easily registered on the app. Batch registration is also possible by creating and importing a master file in Excel or CSV format. ■For detecting abnormalities in early stage, automatically processed statistical data from the measured results. To detect abnormalities early stage, "N", "X-bar", "σ", "cp" and "cpk" are automatically calculated from the measurement data. ■Outputs saved measurement data and statistical data as a file The data can review in the app and also output it as an Excel or CSV file. ■Compatible with many Tohnichi Digital products It can easily establish data management system by connecting with Tohnichi product. ■Sends the portion information to be measured to the torque wrench. The registered portion information will be sent to Tohnichi digital products, it allows to perform your operation while switching the standard values according to each portion.

About

CSV Viewer and Editor

Features
Read full description

CSV Viewer and Editor is a offline CSV tool built for anyone who works with data on the go — developers, analysts, students, and business users. OPEN CSV FILES ANYWHERE • Open from Files, paste from clipboard, type manually, or fetch from a URL • Auto-detects delimiters: comma, semicolon, tab, and pipe • Detects headers automatically — no setup needed • Resume your last session instantly VIEW & EXPLORE DATA • Interactive table view with column sorting and row search • Raw view with line numbers and syntax highlighting • Stats at a glance — row count, column count, empty rows, unique values • Per-column statistics: min, max, average, sum for numeric data • Jump to any row instantly EDIT WITH PRECISION • Tap any cell to edit its value • Add or delete rows and columns • Full text editor mode for bulk changes • Auto-fixes malformed CSV — pads short rows, repairs unclosed quotes COMPARE & DIFF • Side-by-side comparison of two CSV files • Color-coded diff results: added, removed, changed, unchanged • Track changes down to the cell level — no other mobile CSV app does this CHARTS & VISUALIZATION • Bar charts, line charts, and pie charts from your data • Auto-detects numeric columns for instant charting • Tooltips, grid lines, and axis labels included EXPORT & CONVERT • Export to PDF, Excel (.xlsx), CSV, TSV • Convert to JSON or XML with one tap • Share or print directly from the app 10 READY-MADE TEMPLATES • Contacts, Sales Data, Inventory, Student Grades, Employee Directory, Server Logs, Weather Data, Budget Tracker, API Endpoints, and a blank grid BUILT FOR DAILY USE • Dark mode, light mode, or match your system • 16 languages supported • History and favorites to find your files fast • Day streak and file counter to track your usage • Works 100% offline — your data never leaves your device SUBSCRIPTION AND PRICING • csvvedit Pro Lifetime — $9.99, one payment • csvvedit Pro Monthly — $1.99 per month, renews automatically • Payment is charged to your Apple Account at confirmation of purchase • A subscription renews unless it is cancelled at least 24 hours before the end of the current period • Manage or cancel anytime in your Apple Account settings Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://cosmovex.web.app/apps/csvvedit/privacy-policy

Screenshots

TDMS4 screens
CSV Viewer and Editor4 screens

Verdict

The call

The clearest difference is in-app purchases: TDMS at none against CSV Viewer and Editor's 2. CSV Viewer and Editor's advantage is update cadence (every 6 months vs every 26 months). On price, ads, device support and iOS requirement 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

Both are free to download. CSV Viewer and Editor sells 2 in-app purchases, starting at $1.99 per month. TDMS asks for nothing beyond the download.

UpkeepUpdate frequency

TDMS ships an update every 26 months, CSV Viewer and Editor every 6 months. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.

Scorecard2 real differences · 4 level
TDMS versus CSV Viewer and Editor: the parameters behind the verdict, then further details
ParameterTDMSCSV Viewer and Editor
PriceFreeFree
Update frequencyEvery 26 monthsEvery 6 months — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size4 MB41 MB
Age rating4+4+
DeveloperTOHNICHI MFG.CO., LTD.Sahana A S

In-app purchases

None

TDMS

No in-app purchases

2 purchases

CSV Viewer and Editor

Subscriptions1
  • csvvedit Pro Monthly$1.991 Month
One-time1
  • csvvedit Pro Lifetime$9.99

Questions

Is TDMS free?
TDMS is free to download, with no in-app purchases.
Is CSV Viewer and Editor free?
CSV Viewer and Editor is free to download, with in-app purchases available.
Do TDMS or CSV Viewer and Editor have ads?
Neither TDMS nor CSV Viewer and Editor shows ads.
Which is updated more often, TDMS or CSV Viewer and Editor?
TDMS ships an update every 26 months, and CSV Viewer and Editor every 6 months. Most recently, TDMS was updated on October 1, 2026 and CSV Viewer and Editor on October 13, 2026.

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