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Developer tools & APIs · Alternatives
OutSystems is a developer tools & apis product from OutSystems, Lisbon, priced at Free plan with a free plan. We compared 20 alternatives on published price, free plan, platforms and made-in-India support: 19 have a free plan, 9 are built in India.
Quick answer
The closest alternatives to OutSystems are DronaHQ ($100/month · Starter cloud plan, billed annually ($140 billed monthly); unlimited users), ToolJet ($23 per builder/month · Basic cloud plan; annual billing saves 20%), Budibase (Free plan), Mendix (Free plan) and Caspio (Free plan). DronaHQ is the top-ranked option with a free plan.
Indian support and GST
OutSystems is built in Portugal. 9 alternatives are made in India, where GST, TDS and UPI are usually handled natively and support runs on IST.
Ranked by how closely each product matches OutSystems's category, pricing model, platforms and business size, then by rating. Prices exclude GST.
| # | Software | Starting price | Free plan | Platforms | Made in India | Rating | Compare |
|---|---|---|---|---|---|---|---|
| — | OutSystems (current) | Free plan | Yes | Web | No | 4.4/5 | — |
| 1 |  DronaHQ | $100/month · Starter cloud plan, billed annually ($140 billed monthly); unlimited users | Yes | Web | Yes | 4.8/5 | |
| 2 |  ToolJet | $23 per builder/month · Basic cloud plan; annual billing saves 20% | Yes | Web | Yes | 4.7/5 | |
| 3 |  Budibase | Free plan | Yes | Web | No | 4.5/5 | |
| 4 |  Mendix | Free plan | Yes | Web | No | 4.4/5 | |
| 5 |  Caspio | Free plan | Yes | Web | No | 4.4/5 | |
| 6 |  Appsmith | Free · paid from $15/user/mo · Free for 5 cloud users; Business $15/user/month | Yes | Web | Yes | 4.7/5 | |
| 7 |  Retool | Free plan | Yes | Web | No | 4.5/5 | |
| 8 |  Google AppSheet | Free plan | Yes | Web | No | 4.3/5 | |
| 9 |  BrowserStack | Free plan | Yes | Web | Yes | 4.8/5 | |
| 10 |  TestMu AI | Free plan | Yes | Web | Yes | 4.7/5 | |
| 11 |  WaveMaker | On request | No | Web | Yes | 4.2/5 | |
| 12 |  Postman | Free plan | Yes | Web | No | 4.6/5 | |
| 13 |  JetBrains IntelliJ IDEA | Free plan | Yes | Web | No | 4.6/5 | |
| 14 |  Visual Studio | Free plan | Yes | Web | No | 4.6/5 | |
| 15 |  PyCharm | Free plan | Yes | Web | No | 4.6/5 | |
| 16 |  Hoppscotch | Free plan | Yes | Web | Yes | 4.6/5 | |
| 17 |  Bruno | Free plan | Yes | Web | Yes | 4.6/5 | |
| 18 |  Percy | Free plan | Yes | Web | Yes | 4.6/5 | |
| 19 |  Swagger | Free plan | Yes | Web | No | 4.5/5 | |
| 20 |  StackBlitz | Free plan | Yes | Web | No | 4.5/5 |
$100/month · Starter cloud plan, billed annually ($140 billed monthly); unlimited users
Free plan available
Compared with OutSystems
Key features
ToolJet · Bengaluru · Developer tools & APIs · 4.7/5
Open-source low-code platform built in Bengaluru.
$23 per builder/month · Basic cloud plan; annual billing saves 20%
Free plan available
Compared with OutSystems
Key features
Free plan
Free plan available
Compared with OutSystems
Free plan
Free plan available
Free plan
Free plan available
Appsmith · Bengaluru · Developer tools & APIs · 4.7/5
Open-source internal tool builder built in Bengaluru.
Free · paid from $15/user/mo · Free for 5 cloud users; Business $15/user/month
Free plan available
Compared with OutSystems
Key features
Free plan
Free plan available
Free plan
Free plan available
BrowserStack · Mumbai · Developer tools & APIs · 4.8/5
Cross-browser and device testing cloud built in Mumbai.
Free plan
Free plan available
Compared with OutSystems
Key features
TestMu AI · Noida · Developer tools & APIs · 4.7/5
Cross-browser and app test execution cloud built in Noida; rebranded from LambdaTest in January 2026.
Free plan
Free plan available
Compared with OutSystems
Key features
DronaHQ$100/month · Starter cloud plan, billed annually ($140 billed monthly); unlimited usersToolJet$23 per builder/month · Basic cloud plan; annual billing saves 20%BudibaseFree planMendixFree planCaspioFree planAppsmithFree · paid from $15/user/mo · Free for 5 cloud users; Business $15/user/monthDronaHQ$100/month · Starter cloud plan, billed annually ($140 billed monthly); unlimited usersToolJet$23 per builder/month · Basic cloud plan; annual billing saves 20%AppsmithFree · paid from $15/user/mo · Free for 5 cloud users; Business $15/user/monthBrowserStackFree planTestMu AIFree planWaveMakerOn requestThe closest matches to OutSystems on App Advisor are DronaHQ ($100/month · Starter cloud plan, billed annually ($140 billed monthly); unlimited users), ToolJet ($23 per builder/month · Basic cloud plan; annual billing saves 20%), Budibase (Free plan). They are ranked by how closely their category, pricing model, platforms and target business size match OutSystems, then by rating. The best choice depends on your team size and budget.
Yes. 19 of the 20 alternatives listed have a free plan or are free: DronaHQ ($100/month · Starter cloud plan, billed annually ($140 billed monthly); unlimited users), ToolJet ($23 per builder/month · Basic cloud plan; annual billing saves 20%), Budibase (Free plan). Free plans usually cap users, records or transactions, so check the limits against your monthly volume.
Yes. 9 alternatives are built in India, including DronaHQ ($100/month · Starter cloud plan, billed annually ($140 billed monthly); unlimited users), ToolJet ($23 per builder/month · Basic cloud plan; annual billing saves 20%), Appsmith (Free · paid from $15/user/mo · Free for 5 cloud users; Business $15/user/month). Indian products usually handle GST, TDS and UPI natively and bill in rupees.
DronaHQ is the closest match to OutSystems in our catalogue. Key differences: Built in India (Mumbai). Compare them side by side before you book a demo.
Every product listed sits in developer tools & apis or a category OutSystems also covers, and OutSystems's own products are excluded. Prices, free plans and platforms come from each vendor's official website. App Advisor does not sell any of this software.
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