Memolub vs Straightness
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Memolub
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MEMOLUB is a professional industrial lubrication management app designed for maintenance technicians and reliability teams working with MEMOLUB automatic lubricators. The app enables on-site monitoring, configuration, and control of MEMOLUB lubrication systems via Bluetooth Low Energy (BLE), helping optimise maintenance workflows, reduce downtime, and ensure consistent lubrication performance. Automatic lubricator discovery via Bluetooth (BLE): quickly scan and connect to nearby MEMOLUB lubricators using a fast, intuitive device search. Real-time lubricator status monitoring: view critical operating data at a glance, including battery level, grease or cartridge level, and next lubrication cycle status. Advanced lubricator configuration: configure dosing frequency, cartridge volume, and stroke washers directly from your mobile device, depending on the lubricator model. Multi-device compatibility: fully compatible with MEMOLUB Connect Series automatic lubrication systems. Secure access for industrial environments: PIN-protected access helps prevent unauthorised changes to lubrication settings. QR code–based device connection: instantly connect to a specific lubricator by scanning its QR code, ideal for large industrial installations with multiple devices. Designed for industrial maintenance, reliability engineering, and automated lubrication management, the MEMOLUB app puts full control of your lubrication systems directly in your hands: on site, when it matters most.
Straightness
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This companion app performs straightness measurements using the AT-400 Ultimate on typical applications such as guides. The app guides the user through the complete measurement and alignment process when using the Bluetooth® connected ACOEM M9 sensor. This offers extensive, easy-to-use straightness measurement capability. The PDF Report function provides fast on-site reporting capability by converting saved measurement reports into PDF files. ---- Note: This app works only with the ACOEM AT-400 with the M9 sensor ---- Key Features: - Connected using Bluetooth® - GuideU: Our patented icon-based and color-coded adaptive user interface - New 3D views of the result - Create an instant PDF-report Visit the website www.acoem.com for more information on alignment in general, the ACOEM tools and support of the app.
Screenshots
Verdict
The clearest difference is update cadence: Memolub at every 3 weeks against Straightness's every 2 months. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Memolub ships an update every 3 weeks, Straightness every 2 months. The most recent releases landed on October 10, 2026 and October 28, 2026 respectively.
| Parameter | Memolub | Straightness |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.2 | 12.0 — better |
| Further details — not scored | ||
| Size | 70 MB | 59 MB |
| Age rating | 4+ | 4+ |
| Developer | Memolub | ACOEM Group |
In-app purchases
Memolub
No in-app purchases
Straightness
No in-app purchases
Questions
Is Memolub free?
Is Straightness free?
Do Memolub or Straightness have ads?
Which is updated more often, Memolub or Straightness?
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